CASED AMSLER INTEGRATOR PLANIMETER MODEL NO. 4280 BY KEUFFEL & ESSER Late 19th/Early 20th CenturyEldred's4.8(484)$200Mar 12, 2026
Vintage American Cystoscope Maker Cystoscope and CaseMatthew Bullock Auctioneers4.7(2.1k)$15(1 bid)Mar 07, 2026
CASED KEUFFEL & ESSER MECHANICAL AMSLER INTEGRATOR (PLANIMETER) Late 19th/Early 20th Century CaseEldred's4.8(484)$150Mar 12, 2026
CASED KEUFFEL & ESSER 4012 THACHER CYLINDRICAL SLIDE RULE Circa 1910 Case height 6.5". Width 24".Eldred's4.8(484)$150Mar 12, 2026
Vintage American Cystoscope Maker Cystoscope and CaseMatthew Bullock Auctioneers4.7(2.1k)$15(1 bid)Mar 07, 2026
Model 205 Tube Tester EMC - Electronics Measurements CorpFlannery's Estate Services4.6(459)$257 days Left
12 pcs Vintage Microscope w/ Accessories, incl. Barlow 3x & Unused Glass Slides. See pics.Crawford Family Auctions LLC4.6(195)$26(4 bids)
Keuffel & Esser Co York 50178 Antique Survey EquipmentSebastianCharles Auctions4.6(123)$25(1 bid)3 days Left
