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Keuffel Esser Slide Rule


Vintage Keuffel & Esser Co. Slide Rule

$9.99


Vintage KEUFFEL & ESSER Slide Rule With Leather Case K.E. 4181-3

$59.99


K&E Keuffel Esser Log Log Duplex Trig Slide Rule N4080-3 Leather Case Made USA

$10.00


K & E Keuffel & Esser Slide Rule 4081-3 w/ Leather Case

$19.99


VINTAGE KEUFFEL & ESSER LOG LOG DUPLEX DECITRIG 4081-3 SLIDE RULE W LEATHER CASE

$9.99


Vintage Keuffel & Esser 4070-3 12" Slide Rule in Hard Case

$19.99


Keuffel & Esser K & E Slide Rule 4080-3 Leather Case Vintage Engineering 1947

$29.99


Antique Keuffel & Esser Co. Beginner's Slide rule 4058C with original box and in

$9.99


VINTAGE KEUFFEL & ESSER N 4053-3 SLIDE RULE with Leather Case 10 Inch

$16.00


Vintage K&E KEUFFEL & ESSER CO Slide Rule Wooden N4053-3 W/ Leather Case

$12.50


Vtg K&E KEUFFEL & ESSER CO Slide Rule Manual Lot N4058W N4053 41875 68 2047

$19.00


Vintage Early 1900s K&E Keuffel & Esser Mannheim Polyphase #N4053-3 Slide Rule

$16.99


Vintage K & E Beginners Slide Rule 4058w Keuffel & Esser, Leather Case in EVC

$6.95


K&E Slide Rule 68-1251 In Leather Case Keuffel & Esser 1947 Loop Hanger

$19.99


VINTAGE KEUFFEL & ESSER CO. N.Y. SLIDE RULE 4070-3, W/ LEATHER CASE "USA"

$11.99


Vintage Keuffel & Esser Log Log Duplex Decitrig 4081-3 K&E Slide Rule w/ Case

$29.99


Vintage Keuffel & Esser K & E Beginners Slide Rule 4058 W Slide Rule with Case

$12.00


1900 Pat. Slide Rule Keuffel & Esser Co. NY W/Leather Case

$20.00


Vintage Keuffel & Esser Co K & E 68 1220 Log Log Duplex Decitrig Slide Rule

$69.00


KEUFFEL & ESSER CO., K&E DECI-LON 68-1100 SLIDE RULE & CASE, c1961 GUARANTEED

$18.40


K & E / Keuffel & Esser 4139 Cooke Radio Slide Rule - Vintage Calculator

$26.95


K & E 4081 - 3 Log Log Duplex Decitrig Slide Rule w/Case Keuffel & Esser

$25.00


Vintage Keuffel & Esser 4092-3 Log Log Duplex Slide Rule w/Leather Case compass

$10.30


Keuffel & Esser K+E No. 4081-3 Log Duplex Decitrig Slide Rule with Case & Manual

$69.95


K+E Slide Rule Manual No. 4081 Log Duplex Decitrig Keuffel & Esser Co. 1947

$12.85


Vintage Keuffel & Esser K&E 4081-3 Duplex SLIDE RULE in Case with 2 Books

$19.99


Vintage SLIDE RULE KEUFFEL & ESSER CO. WITH CASE AND BOX

$25.77


Vintage Keuffel & Esser 4070-3 12" Slide Rule in Leather Case Ruller Measuring

$15.95


Keuffel & Esser 4181-1 Pocket Slide Rule W/ Case Vintage 1966

$32.99


Keuffel & Esser 4058C Beginner’s Slide Rule - Original Box and 1928 Instructions

$12.00