The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
OMB APPROVAL
OMB Number: 3235-0006
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COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
AT&T Inc COM 00206r102 460 10,815 SH   SOLE   0 0 10,815
Abbvie Inc. Com COM 00287y109 282 4,501 SH   SOLE   0 0 4,501
Alerus Finl Corp Com COM 01446u103 342 20,100 SH   SOLE   0 0 20,100
Alleghany Corp COM 017175100 10,255 16,863 SH   SOLE   0 0 16,863
Allergan Plc COM g0177j108 555 2,642 SH   SOLE   0 0 2,642
Altria Group Inc. COM 02209s103 260 3,838 SH   SOLE   0 0 3,838
Avalonbay Comm Reit Inc. COM 053484101 239 1,350 SH   SOLE   0 0 1,350
BB&T Corp COM 054937107 273 5,811 SH   SOLE   0 0 5,811
Bank Of Amer Corp COM 060505104 1,703 77,075 SH   SOLE   0 0 77,075
Becton Dickinson & Co Com COM 758871099 3,767 22,755 SH   SOLE   0 0 22,755
Bed Bath & Beyond Inc Com COM 075896100 4,668 114,856 SH   SOLE   0 0 114,856
Berkshire Hathaway Inc-Cl A COM 846701084 732 3 SH   SOLE   0 0 3
Berkshire Hathaway Inc-Cl B COM 084670702 24,174 148,328 SH   SOLE   0 0 148,328
Boston Properties COM 101121101 302 2,400 SH   SOLE   0 0 2,400
Cable One Inc Com COM 12685j105 2,027 3,260 SH   SOLE   0 0 3,260
Coca-Cola Corp COM 191216100 4,607 111,112 SH   SOLE   0 0 111,112
Colfax Corp Com COM 194014106 6,842 190,430 SH   SOLE   0 0 190,430
Corning Inc Com COM 219350105 3,893 160,418 SH   SOLE   0 0 160,418
Costco Wholesale Corp COM 22160k105 324 2,026 SH   SOLE   0 0 2,026
Diageo Plc Spon Adr New COM 25243q205 1,171 11,265 SH   SOLE   0 0 11,265
Diamond Offshore Drill Com COM 25271c102 1,167 65,919 SH   SOLE   0 0 65,919
Discovery Holdings Co Cl A COM 25470f104 5,418 197,655 SH   SOLE   0 0 197,655
Dover Corp Com COM 260003108 4,005 53,447 SH   SOLE   0 0 53,447
Dover Motorsports Inc COM 260174107 223 97,054 SH   SOLE   0 0 97,054
Exxon Mobil Corp COM 30231g102 8,101 89,755 SH   SOLE   0 0 89,755
Federal Realty Invt Tr Sbi-New COM 313747206 355 2,500 SH   SOLE   0 0 2,500
First Natl Bk Alaska Com COM 32212j106 376 215 SH   SOLE   0 0 215
General Electric Corp COM 369604103 574 18,165 SH   SOLE   0 0 18,165
Genuine Parts Co Com COM 372460105 5,233 54,772 SH   SOLE   0 0 54,772
Glaxo Holdings Plc COM 37733w105 1,418 36,815 SH   SOLE   0 0 36,815
Graham Holdings Co COM 384637104 1,561 3,049 SH   SOLE   0 0 3,049
Hasbro Inc Com COM 418056107 6,407 82,365 SH   SOLE   0 0 82,365
Honeywell Intl Inc COM 438516106 252 2,172 SH   SOLE   0 0 2,172
IShares Tr MSCI Eafe Idx COM 464287465 229 3,965 SH   SOLE   0 0 3,965
International Business Machine COM 459200101 7,731 46,574 SH   SOLE   0 0 46,574
J P Morgan Chase And Co COM 46625h100 669 7,755 SH   SOLE   0 0 7,755
Johnson & Johnson COM 478160104 12,209 105,967 SH   SOLE   0 0 105,967
Johnson Ctls International Plc COM G51502105 1,942 47,154 SH   SOLE   0 0 47,154
Leucadia National Corp COM 527288104 8,046 346,084 SH   SOLE   0 0 346,084
Loews Corp COM 540424108 7,664 163,663 SH   SOLE   0 0 163,663
Madison Square Garden Cl A COM 55825t103 5,594 32,615 SH   SOLE   0 0 32,615
Markel Corp Com COM 570535104 20,251 22,389 SH   SOLE   0 0 22,389
Marsh & McLennan Cos Com COM 571748102 3,963 58,640 SH   SOLE   0 0 58,640
McCormick & Co Inc Com Non Vtg COM 579780206 3,021 32,373 SH   SOLE   0 0 32,373
McDonalds Corp COM 580135101 224 1,837 SH   SOLE   0 0 1,837
Microsoft Corp Com COM 594918104 8,834 142,161 SH   SOLE   0 0 142,161
Nestle Sa-Adr Repstg COM 641069406 1,105 15,400 SH   SOLE   0 0 15,400
Norfolk Southern Corp COM 655844108 9,144 84,611 SH   SOLE   0 0 84,611
Paychex Inc COM 704326107 6,305 103,572 SH   SOLE   0 0 103,572
Pentair Ltd COM g7s00t104 1,360 24,247 SH   SOLE   0 0 24,247
Pepsico Inc COM 713448108 6,205 59,299 SH   SOLE   0 0 59,299
Pfizer Inc Com COM 717081103 642 19,778 SH   SOLE   0 0 19,778
Progressive Corp Ohio Com COM 743315103 7,721 217,481 SH   SOLE   0 0 217,481
Royal Dutch Shell Plc Adr Cl A COM 780257804 348 6,400 SH   SOLE   0 0 6,400
Ryanair Hldgs Plc Sponsored Ad COM 783513203 3,915 47,025 SH   SOLE   0 0 47,025
Sandy Spring Bancorp Com COM 800363103 4,944 123,631 SH   SOLE   0 0 123,631
T Rowe Price Group Inc COM 74144t108 6,493 86,268 SH   SOLE   0 0 86,268
Teva Pharmaceutical Inds Adr COM 881624209 277 7,651 SH   SOLE   0 0 7,651
Union Pac Corp COM 907818108 272 2,625 SH   SOLE   0 0 2,625
Verizon Communications Com COM 92343v104 406 7,615 SH   SOLE   0 0 7,615
Wal Mart Stores Inc Com COM 931142103 6,468 93,571 SH   SOLE   0 0 93,571
Walgreens Boots Alliance Inc C COM 931427108 10,201 123,263 SH   SOLE   0 0 123,263
Walt Disney Holding Co COM 254687106 5,720 54,881 SH   SOLE   0 0 54,881
Washington Real Estate Inv Tr COM 939653101 428 13,090 SH   SOLE   0 0 13,090
Wells Fargo & Co COM 949746101 6,587 119,534 SH   SOLE   0 0 119,534
Source Capital Inc COM 836144105 228 6,350 SH   SOLE   0 0 6,350