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Filing Detail
Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0000906304-13-000255
Filing Date
2013-01-29
Accepted
2013-01-29 13:33:07
Documents
1

Document Format Files

Seq Description Document Type Size
1 dwsn4.txt SC 13G/A 5828
  Complete submission text file 0000906304-13-000255.txt   7488
Mailing Address 508 WEST WALL SUITE 800 MIDLAND TX 79701
Business Address 508 WEST WALL SUITE 800 MIDLAND TX 79701 9156843000
DAWSON GEOPHYSICAL CO (Subject) CIK: 0000351231 (see all company filings)

IRS No.: 750970548 | State of Incorp.: TX | Fiscal Year End: 0930
Type: SC 13G/A | Act: 34 | File No.: 005-39364 | Film No.: 13554622
SIC: 1382 Oil & Gas Field Exploration Services

Mailing Address 745 FIFTH AVENUE NEW YORK NY 10151
Business Address 745 FIFTH AVENUE NEW YORK NY 10151 212-508-4500
ROYCE & ASSOCIATES LLC (Filed by) CIK: 0000906304 (see all company filings)

IRS No.: 522343049 | State of Incorp.: DE | Fiscal Year End: 0331
Type: SC 13G/A