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

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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
21st Century Fox - A COM 90130a101 208,020 7,690,210 SH   SOLE   7,077,760 0 612,450
21st Century Fox - B COM 90130a200 234,212 8,594,931 SH   SOLE   7,891,206 0 703,725
3M Co. COM 88579y101 308,356 1,760,825 SH   SOLE   1,619,632 0 141,193
Accenture Plc. COM g1151c101 776,940 6,857,973 SH   SOLE   6,425,012 0 432,961
Allscripts Healthcare COM 01988P108 52,084 4,101,075 SH   SOLE   3,479,950 0 621,125
American Express COM 025816109 344,826 5,675,222 SH   SOLE   5,216,619 0 458,603
AmerisourceBergen COM 03073e105 316,322 3,987,920 SH   SOLE   3,653,368 0 334,552
Anixter Int'l. COM 035290105 59,751 1,121,457 SH   SOLE   953,422 0 168,035
Applied Ind. Tech. COM 03820c105 68,280 1,512,625 SH   SOLE   1,282,150 0 230,475
AptarGroup Inc. COM 038336103 214 2,700 SH   SOLE   1,200 0 1,500
Armstrong World Ind. COM 04247x102 55,132 1,408,225 SH   SOLE   1,195,400 0 212,825
Arrow Electronics Inc. COM 042735100 86,684 1,400,384 SH   SOLE   1,182,934 0 217,450
Avery Dennison Corp. COM 053611109 66,449 888,949 SH   SOLE   755,194 0 133,755
Bank of NY Mellon COM 064058100 540,336 13,908,255 SH   SOLE   12,785,792 0 1,122,463
Berkshire Hath Cl B COM 084670702 711,444 4,913,624 SH   SOLE   4,515,431 0 398,193
Broadridge Financial COM 11133t103 95,955 1,471,708 SH   SOLE   1,245,078 0 226,630
Cable One, Inc. COM 12685j105 59,270 115,895 SH   SOLE   97,984 0 17,911
Carlisle Cos. Inc. COM 142339100 32,532 307,837 SH   SOLE   262,462 0 45,375
Cash America Intl Inc. COM 14754d100 67,526 1,584,375 SH   SOLE   1,345,725 0 238,650
Comcast Corp. COM 20030n101 720,869 11,057,973 SH   SOLE   10,162,239 0 895,734
Comerica Inc. COM 200340107 411,889 10,014,323 SH   SOLE   9,203,670 0 810,653
Compass Minerals COM 20451n101 52,259 704,396 SH   SOLE   597,016 0 107,380
Danone SA ADR COM 23636t100 566,854 40,003,809 SH   SOLE   36,845,598 0 3,158,211
Devon Energy Corp. COM 25179m103 354,749 9,786,167 SH   SOLE   8,961,222 0 824,945
Dollar General Corp COM 256677105 763,344 8,120,686 SH   SOLE   7,465,561 0 655,125
Donaldson Co. Inc. COM 257651109 72,569 2,112,025 SH   SOLE   1,794,775 0 317,250
Dun & Bradstreet COM 26483e100 40,711 334,132 SH   SOLE   283,357 0 50,775
Ebay, Inc. COM 278642103 427,538 18,263,063 SH   SOLE   16,772,679 0 1,490,384
ePlus Inc. COM 294268107 26,255 321,000 SH   SOLE   274,075 0 46,925
Esterline Technologies COM 297425100 49,097 791,375 SH   SOLE   696,050 0 95,325
Expeditors Int'l. COM 302130109 502,146 10,239,525 SH   SOLE   9,412,464 0 827,061
Fairfax Financial COM 303901102 4,582 8,500 SH   SOLE   8,500 0 0
First Cash Financial COM 31942d107 53,867 1,049,425 SH   SOLE   891,850 0 157,575
Flir Systems Inc COM 302445101 70,093 2,264,715 SH   SOLE   1,961,875 0 302,840
Genpact, Ltd. COM g3922b107 117,771 4,387,875 SH   SOLE   3,720,350 0 667,525
Graham Holdings Co. COM 384637104 74,522 152,229 SH   SOLE   128,958 0 23,271
Greenlight Capital COM g4095j109 41,897 2,078,215 SH   SOLE   1,768,025 0 310,190
H.B. Fuller Co. COM 359694106 106,694 2,425,406 SH   SOLE   2,059,241 0 366,165
Honeywell Int'l Inc. COM 438516106 380,545 3,271,533 SH   SOLE   3,012,703 0 258,830
Interpublic Group COM 460690100 85,968 3,721,575 SH   SOLE   3,134,225 0 587,350
Kirby Corp. COM 497266106 79,185 1,269,187 SH   SOLE   1,077,087 0 192,100
Lindsay Corp. COM 535555106 25,865 381,150 SH   SOLE   325,900 0 55,250
Manpowergroup Inc. COM 56418H100 84,419 1,312,075 SH   SOLE   1,109,000 0 203,075
Microsoft Corp. COM 594918104 330,489 6,458,644 SH   SOLE   5,934,443 0 524,201
MKS Instruments COM 55306n104 47,689 1,107,494 SH   SOLE   940,304 0 167,190
MSC Industrial Direct COM 553530106 77,079 1,092,385 SH   SOLE   926,550 0 165,835
Nestle SA ADR COM 641069406 460,228 5,953,016 SH   SOLE   5,477,314 0 475,702
Net 1 UEPS Technologies Inc. COM 64107n206 237 23,700 SH   SOLE   11,000 0 12,700
NVR Inc. COM 62944t105 30,442 17,099 SH   SOLE   14,180 0 2,919
Omnicom Group COM 681919106 493,232 6,052,673 SH   SOLE   5,562,003 0 490,670
Paccar Inc. COM 693718108 428,175 8,254,779 SH   SOLE   7,591,260 0 663,519
Penske Automotive COM 70959w103 31,193 991,500 SH   SOLE   842,675 0 148,825
Potash Corp. COM 73755l107 600,080 36,950,745 SH   SOLE   34,624,476 0 2,326,269
Progress Software COM 743312100 47,960 1,746,530 SH   SOLE   1,480,455 0 266,075
Progressive Corp. COM 743315103 560,620 16,734,927 SH   SOLE   15,383,782 0 1,351,145
Robert Half Int'l. Inc. COM 770323103 63,006 1,651,089 SH   SOLE   1,403,864 0 247,225
Rockwell Automation COM 773903109 155,751 1,356,479 SH   SOLE   1,250,479 0 106,000
Ross Stores Inc. COM 778296103 416,069 7,339,366 SH   SOLE   6,750,361 0 589,005
RPX Corp. COM 74972g103 36,354 3,964,426 SH   SOLE   3,416,076 0 548,350
Ryder System Inc. COM 783549108 65,929 1,078,335 SH   SOLE   915,730 0 162,605
Scansource Inc. COM 806037107 26,144 704,501 SH   SOLE   597,641 0 106,860
Schlumberger Ltd. COM 806857108 743,673 9,404,059 SH   SOLE   8,809,514 0 594,545
Smiths Group PLC - ADR COM 83238p203 220 13,950 SH   SOLE   3,550 0 10,400
Stanley Black & Deck COM 854502101 461,649 4,150,776 SH   SOLE   3,815,451 0 335,325
TE Connectivity Ltd. COM H84989104 546,901 9,576,282 SH   SOLE   8,931,777 0 644,505
TriMas Corp. COM 896215209 45,107 2,505,950 SH   SOLE   2,132,425 0 373,525
UniFirst Corp. COM 904708104 55,155 476,625 SH   SOLE   405,475 0 71,150
Unilever PLC ADR COM 904767704 367,218 7,664,753 SH   SOLE   7,048,434 0 616,319
UnitedHealth Group COM 91324P102 775,189 5,490,008 SH   SOLE   5,046,209 0 443,799
Valmont Industries COM 920253101 59,029 436,381 SH   SOLE   369,925 0 66,456
Varian Medical Sys. COM 92220p105 58,233 708,170 SH   SOLE   597,250 0 110,920
W.R. Berkley Corp. COM 084423102 63,441 1,058,758 SH   SOLE   893,252 0 165,506
Woodward Inc. COM 980745103 126,505 2,194,745 SH   SOLE   1,865,205 0 329,540
Zions Bancorporation COM 989701107 33,715 1,341,638 SH   SOLE   1,139,442 0 202,196