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 FIGI (to the nearest dollar) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
12 ReTech Corporation COM 90118L202   0 13,000 SH   SOLE   0 0 0
3m Company COM 88579Y101   3,565,601 33,923 SH   SOLE   0 0 0
AT&T COM 00206R102   1,199,459 62,310 SH   SOLE   0 0 0
AbbVie Inc COM 00287Y109   214,353 1,345 SH   SOLE   0 0 0
Abbott Labs COM 002824100   336,993 3,328 SH   SOLE   0 0 0
Activision Inc COM 00507V109   2,742,231 32,039 SH   SOLE   0 0 0
Adobe Systems Inc COM 00724F101   795,018 2,063 SH   SOLE   0 0 0
Air Prods & Chems COM 009158106   7,472,055 26,016 SH   SOLE   0 0 0
Alliant Energy Corp COM 018802108   213,600 4,000 SH   SOLE   0 0 0
Allstate COM 020002101   652,006 5,884 SH   SOLE   0 0 0
Alphabet A (Google New) COM 02079K305   12,450,816 120,031 SH   SOLE   0 0 0
Alphabet C Non-voting (Google) COM 02079K107   18,367,752 176,613 SH   SOLE   0 0 0
Altria Group COM 02209S103   288,602 6,468 SH   SOLE   0 0 0
Amazon COM 023135106   3,190,112 30,885 SH   SOLE   0 0 0
American Express COM 025816109   12,890,343 78,147 SH   SOLE   0 0 0
Amgen Inc COM 031162100   691,405 2,860 SH   SOLE   0 0 0
Ants Software Inc COM 037271103   0 39,045 SH   SOLE   0 0 0
Apache COM 03743Q108   249,896 6,930 SH   SOLE   0 0 0
Apple Computer COM 037833100   10,056,111 60,983 SH   SOLE   0 0 0
Apple Rush Company Inc COM 03785R204   111 30,000 SH   SOLE   0 0 0
Artificial Intelligence Techno COM 04316D201   472 75,000 SH   SOLE   0 0 0
Automatic Data Proc. COM 053015103   18,417,012 82,725 SH   SOLE   0 0 0
Autozone Inc COM 053332102   442,467 180 SH   SOLE   0 0 0
Bank Of America COM 060505104   3,012,418 105,329 SH   SOLE   0 0 0
Bank Of NY Mellon COM 064058100   2,420,818 53,275 SH   SOLE   0 0 0
Berkshire Hathaway COM 084670991   1,862,400 4 SH   SOLE   0 0 0
Berkshire Hathaway B COM 084670207   49,326,007 159,750 SH   SOLE   0 0 0
Blackstone Inc COM 09260D107   717,828 8,172 SH   SOLE   0 0 0
Boeing COM 097023105   472,869 2,226 SH   SOLE   0 0 0
Bp Plc Adr COM 055622104   664,974 17,527 SH   SOLE   0 0 0
Bristol-Myers Squibb COM 110122108   2,671,955 38,551 SH   SOLE   0 0 0
CSX COM 126408103   3,096,384 103,420 SH   SOLE   0 0 0
Canadian Nat. Railway COM 136375102   1,117,766 9,475 SH   SOLE   0 0 0
Caterpillar Inc COM 149123101   249,436 1,090 SH   SOLE   0 0 0
Charles Schwab COM 808513105   2,472,441 47,202 SH   SOLE   0 0 0
Charter Communications COM 16119P108   1,176,894 3,291 SH   SOLE   0 0 0
Chevron COM 166764100   8,813,330 54,016 SH   SOLE   0 0 0
Chubb LTD F COM H1467J104   505,256 2,602 SH   SOLE   0 0 0
Church & Dwight COM 171340102   673,684 7,620 SH   SOLE   0 0 0
Cintas COM 172908105   575,574 1,244 SH   SOLE   0 0 0
Cisco Systems Inc COM 17275R102   476,170 9,109 SH   SOLE   0 0 0
Citigroup Inc COM 172967424   339,053 7,231 SH   SOLE   0 0 0
Coca-Cola COM 191216100   7,506,498 121,014 SH   SOLE   0 0 0
Colgate Palmolive COM 194162103   1,962,726 26,117 SH   SOLE   0 0 0
Comcast A COM 20030N101   13,030,791 343,730 SH   SOLE   0 0 0
Conocophillips COM 20825C104   445,651 4,492 SH   SOLE   0 0 0
Constellation Brand A COM 21036P108   208,948 925 SH   SOLE   0 0 0
Corteva Inc COM 22052L104   641,457 10,636 SH   SOLE   0 0 0
Costco Wholesale COM 22160K105   2,464,972 4,961 SH   SOLE   0 0 0
Curaegis Technologies Inc COM 23127Q102   0 12,000 SH   SOLE   0 0 0
D R Horton Inc COM 23331A109   1,206,374 12,349 SH   SOLE   0 0 0
Deere And Co COM 244199105   2,184,961 5,292 SH   SOLE   0 0 0
Devon Energy Co COM 25179M103   1,119,746 22,125 SH   SOLE   0 0 0
Diageo (Guinness) COM 25243Q205   1,041,785 5,750 SH   SOLE   0 0 0
Disney COM 254687106   8,400,272 83,894 SH   SOLE   0 0 0
Dow Chemical COM 260557103   611,462 11,154 SH   SOLE   0 0 0
Dupont COM 26614N102   492,486 6,862 SH   SOLE   0 0 0
Eaton Corp COM G29183103   1,720,768 10,043 SH   SOLE   0 0 0
Ecolab Inc COM 278865100   331,060 2,000 SH   SOLE   0 0 0
Edwards Lifesciences COM 28176E108   6,791,223 82,089 SH   SOLE   0 0 0
Emerson Electric COM 291011104   393,873 4,520 SH   SOLE   0 0 0
Eog Res Inc COM 26875P101   343,890 3,000 SH   SOLE   0 0 0
Expeditors Int'l Of Wa COM 302130109   1,808,170 16,420 SH   SOLE   0 0 0
Exxon Mobil COM 30231G102   30,474,415 277,899 SH   SOLE   0 0 0
Fedex COM 31428X106   2,820,709 12,345 SH   SOLE   0 0 0
Fiserv Inc Com COM 337738108   4,206,298 37,214 SH   SOLE   0 0 0
Franchise Group Inc COM 35180X105   612,852 22,490 SH   SOLE   0 0 0
Freeport McMoRan Cp&gld COM 35671D857   1,168,144 28,554 SH   SOLE   0 0 0
GE Healthcare Technologies COM 36266G107   1,113,065 13,569 SH   SOLE   0 0 0
Gazprom PJSC Fadr ADR COM 368287207   352,550 55,000 SH   SOLE   0 0 0
General Electric COM 369604301   3,926,774 41,075 SH   SOLE   0 0 0
General Mills COM 370334104   333,294 3,900 SH   SOLE   0 0 0
Goldman Sachs COM 38141G104   6,431,964 19,663 SH   SOLE   0 0 0
Home Depot COM 437076102   8,529,858 28,903 SH   SOLE   0 0 0
Honeywell Int'l COM 438516106   6,790,736 35,531 SH   SOLE   0 0 0
Humana Inc Com COM 444859102   302,442 623 SH   SOLE   0 0 0
Idexx Labs COM 45168D104   1,140,182 2,280 SH   SOLE   0 0 0
Illumina Inc COM 452327109   390,684 1,680 SH   SOLE   0 0 0
Immunogen Inc COM 45253H101   328,512 85,550 SH   SOLE   0 0 0
Intel COM 458140100   5,568,060 170,433 SH   SOLE   0 0 0
Intuit Inc COM 461202103   29,563,340 66,311 SH   SOLE   0 0 0
J.P. Morgan Chase COM 46625H100   13,592,886 104,312 SH   SOLE   0 0 0
Johnson & Johnson COM 478160104   9,313,762 60,089 SH   SOLE   0 0 0
Kimberly Clark COM 494368103   473,797 3,530 SH   SOLE   0 0 0
Kinder Morgan Inc. COM 49456B101   1,950,964 111,420 SH   SOLE   0 0 0
L3 Harris Technologies Inc COM 502431109   3,979,345 20,278 SH   SOLE   0 0 0
Lilly (eli) COM 532457108   765,827 2,230 SH   SOLE   0 0 0
Lockheed Martin COM 539830109   3,742,173 7,916 SH   SOLE   0 0 0
Lowes COM 548661107   364,545 1,823 SH   SOLE   0 0 0
Markel Corp Holding Co COM 570535104   441,984 346 SH   SOLE   0 0 0
Marriott Intl New A COM 571903202   1,819,798 10,960 SH   SOLE   0 0 0
Mastercard Inc COM 57636Q104   13,389,478 36,844 SH   SOLE   0 0 0
McDonalds COM 580135101   5,353,693 19,147 SH   SOLE   0 0 0
Medtronic PLC F COM G5960L103   654,151 8,114 SH   SOLE   0 0 0
Merck COM 58933Y105   2,460,589 23,128 SH   SOLE   0 0 0
Meta Platforms Inc COM 30303M102   8,906,778 42,025 SH   SOLE   0 0 0
Microsoft COM 594918104   46,659,061 161,842 SH   SOLE   0 0 0
Moody's Corp COM 615369105   290,413 949 SH   SOLE   0 0 0
Morgan Stanley COM 617446448   5,784,092 65,878 SH   SOLE   0 0 0
Netflix Inc COM 64110L106   5,180,818 14,996 SH   SOLE   0 0 0
Newmont Mining COM 651639106   1,109,862 22,641 SH   SOLE   0 0 0
Nike Inc Class B COM 654106103   606,455 4,945 SH   SOLE   0 0 0
Norfolk Southern COM 655844108   5,078,672 23,956 SH   SOLE   0 0 0
Nvidia COM 67066G104   286,145 1,030 SH   SOLE   0 0 0
Occidental Petrolium COM 674599105   373,019 5,975 SH   SOLE   0 0 0
Paychex COM 704326107   12,507,010 109,146 SH   SOLE   0 0 0
Pepsico Inc. COM 713448108   3,536,067 19,397 SH   SOLE   0 0 0
Pfizer COM 717081103   3,292,169 80,690 SH   SOLE   0 0 0
Philip Morris Int'l COM 718172109   225,425 2,318 SH   SOLE   0 0 0
Phillips 66 COM 718546104   2,669,323 26,330 SH   SOLE   0 0 0
Procter & Gamble COM 742718109   15,709,928 105,656 SH   SOLE   0 0 0
Qualcomm COM 747525103   18,342,211 143,770 SH   SOLE   0 0 0
Raytheon Technologies COM 75513E101   6,636,111 67,764 SH   SOLE   0 0 0
Rocket Lab USA Inc COM 773122106   40,400 10,000 SH   SOLE   0 0 0
Salesforce.com Inc COM 79466L302   496,054 2,483 SH   SOLE   0 0 0
Shell PLC ADR COM 780259305   416,877 7,245 SH   SOLE   0 0 0
Sherwin Williams COM 824348106   7,044,067 31,339 SH   SOLE   0 0 0
Stryker COM 863667101   1,385,100 4,852 SH   SOLE   0 0 0
Sysco COM 871829107   2,856,873 36,992 SH   SOLE   0 0 0
TC Energy Corporation COM 87807B107   3,383,614 86,960 SH   SOLE   0 0 0
Texas Instruments COM 882508104   7,477,141 40,198 SH   SOLE   0 0 0
Thermo Fisher Scientific COM 883556102   17,031,235 29,549 SH   SOLE   0 0 0
Travelers COM 89417E109   200,745 1,171 SH   SOLE   0 0 0
TriNet Group Inc COM 896288107   1,689,989 20,965 SH   SOLE   0 0 0
Union Pacific COM 907818108   22,699,251 112,786 SH   SOLE   0 0 0
United Healthcare COM 91324P102   578,450 1,224 SH   SOLE   0 0 0
United Parcel Service COM 911312106   6,447,350 33,235 SH   SOLE   0 0 0
Universal Display Co COM 91347P105   201,669 1,300 SH   SOLE   0 0 0
Verizon Comm. COM 92343V104   596,106 15,328 SH   SOLE   0 0 0
Vertex Pharmaceuticals COM 92532F100   258,357 820 SH   SOLE   0 0 0
Visa COM 92826C839   25,260,122 112,038 SH   SOLE   0 0 0
Warner Bros Discovery COM 934423104   6,048,335 400,552 SH   SOLE   0 0 0
Wells Fargo & Co. COM 949746101   4,843,899 129,585 SH   SOLE   0 0 0
World Moto Inc COM 98158H106   0 20,000 SH   SOLE   0 0 0