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
3m Company COM 604059105 7,614 46,311 SH   SOLE   0 0 0
AT&T COM 001957109 8,914 235,564 SH   SOLE   0 0 0
Abbott Labs COM 002824100 415 4,961 SH   SOLE   0 0 0
Air Prods & Chems COM 009158106 1,840 8,293 SH   SOLE   0 0 0
Allstate COM 020002101 304 2,800 SH   SOLE   0 0 0
Alphabet A (Google New) COM 38259P508 7,018 5,747 SH   SOLE   0 0 0
Alphabet C Non-voting (Google) COM 38259P706 10,546 8,651 SH   SOLE   0 0 0
Altria Group COM 718154107 616 15,073 SH   SOLE   0 0 0
Amazon COM 023135106 908 523 SH   SOLE   0 0 0
American Express COM 025816109 1,874 15,845 SH   SOLE   0 0 0
Amgen Inc COM 031162100 718 3,711 SH   SOLE   0 0 0
Anheuser Busch COM 035229103 249 2,621 SH   SOLE   0 0 0
Apple Computer COM 037833100 1,771 7,909 SH   SOLE   0 0 0
Automatic Data Proc. COM 053015103 8,327 51,586 SH   SOLE   0 0 0
Bank Of America COM 060505104 1,841 63,105 SH   SOLE   0 0 0
Bank Of NY Mellon COM 064057102 4,836 106,958 SH   SOLE   0 0 0
Bausch Health Companie F COM 071734107 326 14,900 SH   SOLE   0 0 0
Berkshire Hathaway COM 084670991 3,742 12 SH   SOLE   0 0 0
Berkshire Hathaway B COM 084670207 30,070 144,554 SH   SOLE   0 0 0
Biogen Idec Inc COM 09062X103 220 944 SH   SOLE   0 0 0
Boeing COM 097023105 17,200 45,207 SH   SOLE   0 0 0
Bp Plc Adr COM 055622104 548 14,418 SH   SOLE   0 0 0
Bristol-Myers Squibb COM 110122108 888 17,512 SH   SOLE   0 0 0
CSX COM 126408103 474 6,838 SH   SOLE   0 0 0
Canadian Nat. Railway COM 136375102 1,209 13,450 SH   SOLE   0 0 0
Caterpillar Inc COM 149123101 237 1,880 SH   SOLE   0 0 0
Celgene Corp COM 151020AJ3 233 2,342 SH   SOLE   0 0 0
Charter Communications COM 16119P108 1,390 3,373 SH   SOLE   0 0 0
Chevron COM 166764100 2,643 22,283 SH   SOLE   0 0 0
Chubb LTD F COM H1467J104 897 5,559 SH   SOLE   0 0 0
Church & Dwight COM 171340102 1,220 16,216 SH   SOLE   0 0 0
Cintas COM 172908105 334 1,244 SH   SOLE   0 0 0
Cisco Systems Inc COM 17275R102 263 5,328 SH   SOLE   0 0 0
Citigroup Inc COM 172967101 325 4,708 SH   SOLE   0 0 0
Clorox Company COM 189054109 202 1,333 SH   SOLE   0 0 0
Coca-Cola COM 191216100 4,495 82,570 SH   SOLE   0 0 0
Colgate Palmolive COM 194162103 2,852 38,803 SH   SOLE   0 0 0
Comcast A COM 20030N101 15,306 339,523 SH   SOLE   0 0 0
Conocophillips COM 20825C104 516 9,057 SH   SOLE   0 0 0
Consolidated Edison COM 209115104 229 2,421 SH   SOLE   0 0 0
Corteva Inc COM 22052L104 201 7,162 SH   SOLE   0 0 0
Costco Wholesale COM 22160K105 1,417 4,917 SH   SOLE   0 0 0
Curaegis Technologies Inc COM 891479107 1 12,000 SH   SOLE   0 0 0
Deere And Co COM 244199105 406 2,407 SH   SOLE   0 0 0
Delta Air Lines Inc COM 247361108 1,462 25,384 SH   SOLE   0 0 0
Diageo (Guinness) COM 25243q205 1,695 10,365 SH   SOLE   0 0 0
Discovery Holding A COM 25470F104 450 16,900 SH   SOLE   0 0 0
Disney COM 254687106 12,384 95,024 SH   SOLE   0 0 0
Dow Chemical COM 260543103 337 7,077 SH   SOLE   0 0 0
Dupont COM 263534109 559 7,846 SH   SOLE   0 0 0
Eaton Corp COM 278058102 2,190 26,341 SH   SOLE   0 0 0
Ecolab Inc COM 278865100 990 5,000 SH   SOLE   0 0 0
Edwards Lifesciences COM 28176E108 8,134 36,990 SH   SOLE   0 0 0
Emerson Electric COM 291011104 864 12,919 SH   SOLE   0 0 0
Expeditors Int'l Of Wa COM 302130109 973 13,100 SH   SOLE   0 0 0
Exxon Mobil COM 302290101 5,852 82,884 SH   SOLE   0 0 0
Facebook COM 30303M102 3,058 17,170 SH   SOLE   0 0 0
Fastenal COM 311900104 696 21,298 SH   SOLE   0 0 0
Fedex COM 31428X106 3,467 23,817 SH   SOLE   0 0 0
Garrett Motion Inc COM 366505105 119 11,961 SH   SOLE   0 0 0
General Electric COM 369604103 380 42,547 SH   SOLE   0 0 0
General Mills COM 370334104 300 5,442 SH   SOLE   0 0 0
Goldman Sachs COM 38141G104 6,517 31,448 SH   SOLE   0 0 0
Home Depot COM 437076102 4,454 19,197 SH   SOLE   0 0 0
Honeywell Int'l COM 438516106 6,704 39,622 SH   SOLE   0 0 0
Illinois Tool Works Inc COM 452308109 1,210 7,733 SH   SOLE   0 0 0
Immunogen Inc COM 45253H101 189 78,300 SH   SOLE   0 0 0
Intel COM 458140100 12,997 252,215 SH   SOLE   0 0 0
Intuit Inc COM 461202103 21,936 82,484 SH   SOLE   0 0 0
J.P. Morgan Chase COM 616880100 9,188 78,067 SH   SOLE   0 0 0
Johnson & Johnson COM 478160104 6,157 47,590 SH   SOLE   0 0 0
Kimberly Clark COM 494368103 989 6,965 SH   SOLE   0 0 0
Kinder Morgan Inc. COM 49456B101 930 45,101 SH   SOLE   0 0 0
Liberty Global Inc A COM G5480U104 247 10,000 SH   SOLE   0 0 0
Liberty Media Corp Del Com A S COM 531229409 341 8,200 SH   SOLE   0 0 0
Lockheed Martin COM 539830109 2,713 6,955 SH   SOLE   0 0 0
Markel Corp Holding Co COM 905399101 586 496 SH   SOLE   0 0 0
Marriott Intl New A COM 571903202 1,700 13,670 SH   SOLE   0 0 0
Mastercard Inc COM 57636q104 8,249 30,375 SH   SOLE   0 0 0
McDonalds COM 580135101 4,660 21,705 SH   SOLE   0 0 0
Medtronic PLC F COM 585055106 961 8,844 SH   SOLE   0 0 0
Merck COM 589331107 729 8,656 SH   SOLE   0 0 0
Microsoft COM 594918104 29,747 213,962 SH   SOLE   0 0 0
Morgan Stanley COM 617446448 2,240 52,505 SH   SOLE   0 0 0
Nike Inc Class B COM 654106103 405 4,312 SH   SOLE   0 0 0
Norfolk Southern COM 655844108 4,381 24,383 SH   SOLE   0 0 0
Paychex COM 704326107 8,733 105,513 SH   SOLE   0 0 0
Pentair Ltd COM H6169Q108 293 7,750 SH   SOLE   0 0 0
Pepsico Inc. COM 713448108 3,105 22,646 SH   SOLE   0 0 0
Pfizer COM 717081103 622 17,319 SH   SOLE   0 0 0
Philip Morris Int'l COM 02209S103 615 8,098 SH   SOLE   0 0 0
Phillips 66 COM 718546104 1,595 15,575 SH   SOLE   0 0 0
Procter & Gamble COM 742718109 7,398 59,479 SH   SOLE   0 0 0
Qualcomm COM 747525103 5,893 77,252 SH   SOLE   0 0 0
Raytheon COM 78108N106 1,221 6,222 SH   SOLE   0 0 0
Royal Bank Cda Montreal COM 780087102 279 3,434 SH   SOLE   0 0 0
Sherwin Williams COM 824348106 7,729 14,056 SH   SOLE   0 0 0
Snap On Inc Com COM 833034101 619 3,952 SH   SOLE   0 0 0
Starbucks Coffee COM 855244109 215 2,426 SH   SOLE   0 0 0
Stryker COM 863667101 778 3,597 SH   SOLE   0 0 0
Sysco COM 871829107 3,941 49,635 SH   SOLE   0 0 0
TC Energy Corporation COM 89353D107 6,404 123,650 SH   SOLE   0 0 0
Texas Instruments COM 882508104 7,027 54,374 SH   SOLE   0 0 0
Thermo Fisher Scientific COM 883556102 8,419 28,905 SH   SOLE   0 0 0
Union Pacific COM 907818108 16,122 99,530 SH   SOLE   0 0 0
United Healthcare COM 910581107 234 1,075 SH   SOLE   0 0 0
United Parcel Service COM 911312106 4,794 40,014 SH   SOLE   0 0 0
United Technologies COM 913017109 3,546 25,972 SH   SOLE   0 0 0
Verizon Comm. COM 92343V104 1,549 25,665 SH   SOLE   0 0 0
Visa COM 92826C839 22,841 132,791 SH   SOLE   0 0 0
Walgreens Boots Alliance COM 931422109 848 15,329 SH   SOLE   0 0 0
Wells Fargo & Co. COM 949746101 9,140 181,202 SH   SOLE   0 0 0