UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No. 13)*
	INTERNATIONAL SPEEDWAY CORPORATION
(Name of Issuer)
		CLASS B COMMON STOCK $.01 PAR VALUE (FORMERLY COMMON STOCK - $.10 PAR VALUE)*
(Title of Class of Securities)
		460335-30-0 (FORMERLY 460335)*
CUSIP Number)
* The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.
The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP No. 460335-30-0					Page 2 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				William C. France
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					USA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					IN

CUSIP No. 460335-30-0					Page 3 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				James C. France
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					USA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					IN

CUSIP No. 460335-30-0					Page 4 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Betty Jane France
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					USA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					IN

CUSIP No. 460335-30-0					Page 5 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Sharon M. France
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					USA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					IN

CUSIP No. 460335-30-0					Page 6 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Lesa France Kennedy
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					USA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					IN

CUSIP No. 460335-30-0					Page 7 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Brian Z. France
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					USA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					IN

CUSIP No. 460335-30-0					Page 8 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Jamison C. France
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					USA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					IN

CUSIP No. 460335-30-0					Page 9 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Jennifer France Bates
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					USA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					IN

CUSIP No. 460335-30-0					Page 10 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Amy L. France
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					USA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					IN

CUSIP No. 460335-30-0					Page 11 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Benjamin Z. Kennedy
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					USA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					IN

CUSIP No. 460335-30-0					Page 12 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Automotive Research Bureau, Inc. (ARB)
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					FLORIDA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					CO

CUSIP No. 460335-30-0					Page 13 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Western Opportunity Limited Partnership
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					PN

CUSIP No. 460335-30-0					Page 14 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Siera Central Corp.
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					CO

CUSIP No. 460335-30-0					Page 15 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Principal Investment Company
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					CO

CUSIP No. 460335-30-0					Page 16 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Boone County Corporation
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					CO

CUSIP No. 460335-30-0					Page 17 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Carl Investment Limited Partnership
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					PN

CUSIP No. 460335-30-0					Page 18 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Quaternary Investment Company
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					CO

CUSIP No. 460335-30-0					Page 19 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				SM Holder Limited Partnership
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					PN

CUSIP No. 460335-30-0					Page 20 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				SM Holder Company
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					CO

CUSIP No. 460335-30-0					Page 21 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				J Holder Limited Partnership
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					CO

CUSIP No. 460335-30-0					Page 22 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				J Holder Company
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					CO

CUSIP No. 460335-30-0					Page 23 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				JA Holder Limited Partnership
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					PN

CUSIP No. 460335-30-0					Page 24 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				JA Holder Company
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					CON

CUSIP No. 460335-30-0					Page 25 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				AL Holder Limited Partnership
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					PN

CUSIP No. 460335-30-0					Page 26 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				AL Holder Company
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					CO

CUSIP No. 460335-30-0					Page 27 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Zack Limited Partnership
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					PN

CUSIP No. 460335-30-0					Page 28 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Zack Company
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					CO

CUSIP No. 460335-30-0					Page 29 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				BBL Limited Partnership
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					PN

CUSIP No. 460335-30-0					Page 30 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				BBL Company
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					CO

CUSIP No. 460335-30-0					Page 31 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				BBL Limited Partnership
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					PN

CUSIP No. 460335-30-0					Page 32 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				BBL Company
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					CO

CUSIP No. 460335-30-0					Page 33 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				WCF Family 1, Inc.
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					DELAWARE
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					CO

CUSIP No. 460335-30-0					Page 34 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Carl Two Limited Partnership
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					PN

CUSIP No. 460335-30-0					Page 35 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Carl Two, LLC
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					NEVADA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					OO

CUSIP No. 460335-30-0					Page 36 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Dallas Steven Ashley
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					USA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					IN

CUSIP No. 460335-30-0					Page 37 of 43
1)	Names of Reporting Persons S.S. or I.R.S. Identification Nos. of Above Persons
				Jayce Camron France
2)	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)	[x]
	(b)	[  ]
3)	SEC Use Only
4)	Citizenship or Place of Organization					USA
Number of Shares Beneficially Owned By Each Reporting Person With:			(5)	Sole Voting Power		0
			(6)	Shared Voting Power		18,078,253
			(7)	Sole Dispositive Power		0
			(8)	Shared Dispositive Power		18,078,253
9)	Aggregate Amount Beneficially Owned by Each Reporting Person					18,078,253
10)	Check if the Aggregate Amount in Row 9 Excludes Certain Shares (See Instructions)					[  ]
11)	Percent of Class Represented by Amount in Row 9					81.87%
12)	Type of Reporting Person (See Instructions)					IN

Page 38 of 43
Item 1(a)
Name of Issuer:		International Speedway Corporation
Item 1(b)
Address of Issuer's Principal Executive Offices:
	1801 West International Speedway Boulevard, Daytona Beach, Florida 32114
Item 2(a)
Name of Person Filing:
	This portion of the Schedule 13G is amended by adding the information contained in Item 1 of the copies of the second part of the cover page which is incorporated herein by reference.
Item 2(b)
Address of Principal Business Office or, if none, Residence:
	The address of the principal business office of Western Opportunity Limited Partnership, Sierra Central Corp., Principal Investment Company, Boone County Corporation, Carl Investment Limited Partnership, Quaternary Investment Company, Carl Two Limited Partnership, Carl Two, LLC, SM Holder Limited Partnership, SM Holder Company, J Holder Limited Partnership, J Holder Company, JA Holder Limited Partnership, JA Holder Company, AL Holder Limited Partnership, AL Holder Company, Zack Limited Partnership, Zack Company, BBL Limited Partnership, and BBL Company is Suite 102, 201 West Liberty Street, Reno, Nevada 89501.
	The address of the principal business office of WCF Family 1, Inc., is c/o Hale, Lane, et al, attn: Jim Newman, Esq., 100 West Liberty Street, Reno, NV 89505.
	The address of the principal business office of the other members of the France Family Group not listed in the preceding paragraphs is 1801 West International Speedway Boulevard, Daytona Beach, Florida 32114.
Item 2(c)
Citizenship:
	This portion of the Schedule 13G is amended by adding the information contained in Item 4 of the copies of the second part of the cover page which is incorporated herein by reference.
Item 2(d)
Title of Class of Securities:
Class B Common Stock
Item 2(e)
CUSIP Number:
460355-30-0
Item 3
This item is inapplicable.

Page 39 of 43
Item 4
Ownership.
(a) Amount Beneficially Owned:		18,078,253
(b) Percent of Class:		81.87%
(c) Number of Shares as to which such person has:
	(i) sole power to vote or direct the vote	0
	(ii) shared power to vote or direct the vote	18,078,253
	(iii) sole power to dispose or to direct the disposition of	0
	(iv) shared power to dispose or to direct the disposition of	18,078,253
Item 5
Ownership of Five Percent of Less of a Class.
If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following [ ].
This item is inapplicable.
Item 6
Ownership of More than Five Percent on Behalf of Another Person.
No person, other than the members of the group and one non-group spouse of a member of the group, has the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of such securities.
Item 7
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company.
This item is inapplicable.
Item 8
Identification and Classification of Members of the Group.
A group has filed this schedule amendment pursuant to Rule 13d-1(c) and accordingly an exhibit is attached stating the identity of each member of the group
Item 9
Notice of Dissolution of Group.
This item is inapplicable.
Item 10
Certification.
This item is inapplicable.

Page 40 of 43
Signatures
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
Date: February 12, 2007
	/s/ Glenn R. Padgett
	Signature
	Glenn R. Padgett as attorney in fact for all members of the France Family Group pursuant to powers of attorney previously filed with the Commission.

Page 41 of 43

Exhibit pursuant to Item 8

This Amendment to the Statement on Schedule 13G to which this Exhibit is attached has been prepared on behalf of the group consisting of the persons identified in the copies of the second part of the cover pages of the original statement and this amendment, this statement is filed on behalf of the group and on behalf of all persons who are members of the group and by their signatures below they indicate their agreement that this statement is filed on behalf of each of them. The changes which necessitate the filing of this amendment relate to changes in the composition of the members of the group, a decrease in the number of shares owned by the group and transfers among members of the group. The France Family Group owns 18,078,253 shares of the Class B Common Stock of the issuer, which represents 81.87% of the outstanding Class B shares, 33.94% of the total outstanding shares and 63.93% of the total voting rights represented by shares outstanding. All members of the group have shared power to vote or to direct the vote of the shares owned by members of the group and all members of the group have shared power to dispose or to direct the disposition of the shares owned by members of the group. The name of each member of the group, the amount of shares attributed to the group by virtue of the beneficial ownership of the individual member of the group and the percentage that number of shares represents of the total outstanding shares of the Issuer as of January 31, 2007 is indicated: Western Opportunity Limited Partnership, 8,042,465 shares, 15.10% [all shares shown are also proportionately included in shares shown for other members of France family group who have ownership interests in the Partnership]; Sierra Central Corp., 73199.2994 shares, 0.14% [all shares shown are also included in shares shown for Western Opportunity Limited Partnership, and William C. France]; Principal Investment Company, 73199.2994 shares, 0.14% [all shares shown are also incl uded in shares shown for Western Opportunity Limited Partnership, and James C. France]; Boone County Corporation, 87,375 shares, 0.16% [all shares shown are also included in shares shown for William C. France]; Carl Investment Limited Partnership, 1,902,465.00 shares, 3.57% [all shares shown are also proportionately included in shares shown for other members of France family group who have ownership interests in the Partnership]; Quaternary Investment Company, 81,047.30 shares, 0.15% [includes 38,049.30 shares shown for Carl Investment Limited Partnership and James C. France]; WCF Family 1, Inc. 146,570.980 shares, 0.28% [66,585.9805 shares are also included in shares shown for Western Opportunity Limited Partnership]; Carl Two Limited Partnership, 2,106,906.00, 3.96% [all shares shown are also proportionately include in shares shown for other members of France family group who have ownership interests in the Partnership]; Carl Two, LLC, 2,107.00, 0.00% [all shares shown are also included in sha res shown for Carl Two Limited Partnership and James C. France]; SM Holder Limited Partnership, 304,725.00 shares, 0.57% [all shares shown are also proportionately included in shares shown for other members of France family group who have ownership interests in the Partnership]; SM Holder Company, 6,094.50 shares, 0.01% [all shares shown are also included in shares shown for SM Holder Limited Partnership and Sharon M. France]; J Holder Limited Partnership, 242,867.00 shares, 0.46% [all shares shown are also proportionately included in shares shown for other members of France family group who have ownership interests in the Partnership]; J Holder Company, 4,857.34 shares, 0.01% [all shares shown are also included in shares shown for J Holder Limited Partnership and Jamison C. France];

Page 42 of 43

JA Holder Limited Partnership, 302,620.615 shares, 0.57% [all shares shown are also proportionately included in shares shown for other members of France family group who have ownership interests in the Partnership]; JA Holder Company, 6,052.412 shares, 0.01% [all shares shown are also included in shares shown for JA Holder Limited Partnership and Jennifer A. France Bates AL Holder Limited Partnership, 295,870.615 shares, 0.56% [all shares shown are also proportionately included in shares shown for other members of France family group who have ownership interests in the Partnership]; AL Holder Company, 5,917.412 shares, 0.01% [all shares shown are also included in shares shown for AL Holder Limited Partnership and Amy L. France]; Zack Limited Partnership, 4,498.00 shares, 0.01% [all shares shown are also proportionately included in shares shown for other members of France family group who have ownership interests in the Partnership] ; Zack Company, 89.96 shares, 0.00% [all shares shown are also included in shares shown for Zack Limited Partnership and Brian Z. France]; BBL Limited Partnership, 349,313.00 shares, 0.66% [all shares shown are also proportionately included in shares shown for other members of France family group who have ownership interests in the Partnership]; BBL Company, 6,879.00 shares, 0.01% [all shares shown are also included in shares shown for BBL Limited Partnership and Lesa D. Kennedy]; Automotive Research Bureau, 80,502.00 shares, 0.15%; William C. France, 4,593,695.723 shares, 8.64% [2,642 shares shown are also included in shares shown for Betty Jane France, 172,46.4237 shares shown are also included in shares shown for Western Opportunity Limited Partnership, 73,199.2994 shares shown are also included in shares shown for Sierra Central Corp., 80,502 shares shown are also included in shares shown for Automotive Research Bureau, 87,375 shares shown are also included in shares shown for Boone County C orporation, and 2,089,424 shares shown are also include in shares shown for spouse, Betty Jane France]; Betty Jane France, 7,504,858.969 shares, 14.12% [2,090,732.00 shares shown are also included in shares shown for William C. France, 3,275,847.1928 shares shown are also included in shares shown for Western Opportunity Limited Partnership, and 48,855.7662 shares shown are also included in shares shown for WCF Family 1, Inc.]; James C. France, 7,603,075.676 shares, 14.30% [3,391,713.3776 shares shown are also included in shares shown for Western Opportunity Limited Partnership, 73,199.2994 shares shown are also included in shares shown for Western Opportunity Limited Partnership and Principal Investment Company, 1,864,415.70 shares shown are also included in shares shown for Carl Investment Limited Partnership, 38,049.30 shares shown are also included in shares shown for Carl Investment Limited Partnership and Quaternary Investment Corporation, 42,998.00 shares shown are also included in shares s hown for Quaternary Investment Company, 1,500 shares shown are also included for Sharon M. France, 2,107.00 shares shown are also included in shares shown for Carl Two Limited Partnership]; Sharon M. France, 323,164.821 shares, 0.61% [3,792.00 shares shown are also included in shares shown for James C. France, 13,147.82 shares shown are also included in shares shown for Western Opportunity Limited Partnership, 298,630.50 are included in shares shown for SM Holder Limited Partnership, and 6,094.50 are included in shares shown for SM Holder Company and SM Holder Limited Partnership]; Lesa D. Kennedy, 692,874.390 shares, 1.30% [2128.0362 shares shown are also included in shares shown for Western Opportunity Limited Partnership, 322,621.71 shares are also included in shares shown for BBL Limited Partnership, 6,879.00 shares are also included in shares shown for BBL Company and BBL Limited

Page 43 of 43

Partnership, 17,914.80 shares are also included in shares shown for BBL Limited Partnership and minor child, Benjamin Z. Kennedy, 48,855.7662 shares shown are also included in shares shown for and WCF Family 1, Inc., and 253,570.0747 shares shown are also included in shares shown for Western Opportunity Limited Partnership and minor child, Benjamin Z. Kennedy];  Brian Z. France, 58,827.805 shares, 0.11% [1,939.0383 shares shown are also included in shares shown for Western Opportunity Limited Partnership, 48,855.7662 shares shown are also included in shares shown for WCF Family 1, Inc., 4,408.04 shares shown are also included in shares shown for Zack Limited Partnership, and 89.96 shares shown are also included in shares shown for Zack Company and Zack Limited Partnership]; Jamison C. France, 417,160.969 shares, 0.78% [169,955.7831 shares shown are also included in shares shown for Western Opportunity Limited Partnership, 238,009.66 shares are also incl uded in shares shown for J Holder Limited Partnership, 4,857.34 shares are also included in shares shown for J Holder Company and J Holder Limited Partnership, 2,838.19 shares shown are also included in shares shown for Western Opportunity Limited Partnership and minor child, Jayce Camron France]; Jennifer A. France Bates, 575,826.408 shares, 1.08% [269,955.7929 shares shown are also included in shares shown for Western Opportunity Limited Partnership, 967.8624 shares shown are also included in shares shown for Western Opportunity Limited Partnership and JA Holder Limited Partnership, 19.7523 shares shown are also included in shares shown for Western Opportunity Limited Partnership, JA Holder Limited Partnership and JA Holder Company, 295,600.34 shares shown are also included in shares shown for JA Holder Limited Partnership, and 6,032.66 shares shown are also included in shares shown for JA Holder Company and JA Holder Limited Partnership]; Amy L. France, 570,446.672 shares, 1.07% [269,955.7929 shares shown are also included in shares shown for Western Opportunity Limited Partnership, 967.8624 shares shown are also included in shares shown for Western Opportunity Limited Partnership and AL Holder Limited Partnership, 19.7523 shares shown are also included in shares shown for Western Opportunity Limited Partnership, AL Holder Limited Partnership and AL Holder Company, 288,985.34 shares shown are also included in shares shown for AL Holder Limited Partnership, 5,897.66 shares shown are also included in shares shown for AL Holder Company and AL Holder Limited Partnership, and 3,120.2646 shares shown are also included in shares shown for Western Opportunity Limited Partnership and minor child, Dallas Steven Ashley]; Benjamin Z. Kennedy, 272,984.874 shares, 0.51% [253,570.0747 shares shown are also included in shares shown for Western Opportunity Limited Partnership, 17,914.80 shares shown are also shown for BBL Limited Partnership and all shares shown are included in shares shown for mot her, Lesa D. Kennedy]; Dallas Steven Ashley, 3,989.867 shares, 0.01% [all shares shown are also included in shares shown for Western Opportunity Limited Partnership and mother Amy L. France]; Jayce Camron France, 2,838.186 shares, 0.01% [all shares shown are also included in shares shown for Western Opportunity Limited Partnership];; TOTAL, 18,078,253 shares, 33.94%.

Date: February 12, 2007
	/s/ Glenn R. Padgett
	Signature
	Glenn R. Padgett as attorney in fact for all members of the France Family Group pursuant to powers of attorney previously filed with the Commission.