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K&E KEUFFEL & ESSER Vintage 1947 Slide Rule LEATHER CASE MODEL 4181-1 NICE ONE
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K & E Keuffel & Esser Co. 4181-3 Slide Rule with Orange Leather Case
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K & E Slide Rule 4181-1 Copyright 1947 by Keuffek & Esser w/Leather Case 7"
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Vintage K & E Keuffel and Esser 4181-3 Slide Rule w/ Leather Case
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B15 K&E Keuffel & Esser 4181 6" Pocket Slide Rule with Slip case
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Vintage K&E Keuffel & Esser 4181-3 Slide Rule with Leather Case
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K & E Slide Rule 4181-3 w/ Leather Sheath Copyright 1947 by Keuffel & Esser
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Vintage K&E Keuffel And Esser 4181-3 Slide Rule w/ Leather Case 1947 COOL
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K&E Keuffel & Esser 4181-3 Slide Rule in Orange Leather case
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K&E Keuffel & Esser 4181-3 Slide Rule in Original K&E Orange Leather case
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K & E Keuffel & Esser Co. 4180-3 Slide Rule with 7 Page Manual & Leather Case
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K&E Keuffel & Esser 4181-3 Slide Rule with Black Leather Case
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K&E Keuffel & Esser 4081-3 Log Log Duplex Decitrig Slide Rule with Leather Case
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K & E Keuffel & Esser Co. 4181-3 Slide Rule with Leather Case
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K&E Keuffel & Esser 4181-3 Slide Rule with Black Leather Case
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Keuffel Esser K&E Co Slide Rule Magnifier 4185C Vintage with box Made in NY
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VINTAGE 1947 KEUFFEL & ESSER CO K&E SLIDE RULE 4181-3 Original Leather Case USA
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K&E 68 1100 Slide Rule w/Leather Case Keuffel & Esser Deci Lon 10
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K&E 4181-3 Plastic Slide Rule Original Green Leather Case & BOX Keuffel & Esser
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B15 K&E Keuffel & Esser 4181-3 Slide Rule with Green Leather case
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K&E 68 1100 Slide Rule w/ Leather Case Keuffel & Esser Deci Lon 10 MINT
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K&E Keuffel & Esser Slide Rule Leather Sheath Case Model 4181-1 VTG Engineering
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Vintage K&E Keuffel & Esser 4181-3 Slide Rule with Leather Case ©1947
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VINTAGE 1947 KEUFFEL & ESSER 4181-1 SLIDE RULE WITH CASE USA
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Keuffel & Esser K&E Slide Rule 4088-3 Patent 1908 w/ Leather Case
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Keuffel & Esser K&E N4080-3 Log Log Duplex Trig Slide Rule W/ Brown Leather Case
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K&E Keuffel & Esser Co. 1947 Log Log Duplex Vector Slide Rule 4080-3 w/Manual
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Keuffel & Esser Slide Rule Vintage K & E Beginners 4058c Wood Made In USA 1920s
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Keuffel & Esser K&E Log Log Duplex 68 1215 Slide Rule W/Leather Case Old 4081-3S
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K&E Keuffel & Esser 4081-3 Log Log Duplex Decitrig Slide Rule with Leather Case
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Vintage Slide Rule K&E 4053 35 Keuffel Esser
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Keuffel & Esser Vintage Slide Ruler K&E Slide Rule Black Leather Case 4097D USA
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Very Clean K&E 68 1100 Slide Rule w/ Leather Case Keuffel & Esser Deci Lon 10
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K & E/Keuffel & Esser 10" #4161-3 Plastic Slide rule 018532 Black Leather
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K&E Polyphase Duplex Slide Rule No 4071 - Copyright 1939
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Vintage 10” - Keuffel & Esser Co. (K & E) N4053-3 - Slide Rule – Leather Case
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K&E Keuffel & Esser 4081-3 Log Log Duplex Decitrig Slide Rule with Leather Case
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VTG Keuffel & Esser K&E Favorite Slide Rule #4081 w/Hard Case - See Description
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LOT OF 2 Vintage K & E Keuffel & Esser Co. 4181-3 Slide Rule/ACU-MATH with Cases
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Keuffel & Esser 20 1/2" N-4053-3 Mahogany Wood Slide Rule in Case, Patent 1937
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K&E Keuffel & Esser 4081-3 Log Log Duplex Decitrig Slide Rule with Leather Case
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VINTAGE WOOD K&E KEUFFEL & ESSER 20" N-4053-5 SLIDE RULE - Missing Curser
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K&E Log Log Duplex Trig Slide Rule- 1943, No 4080
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Vintage K&E Keuffel Esser Model 4081-3 Slide Rule W/case & Book
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K&E Keuffel & Esser Slide Rule 4088-3 Polyphase Duplex Pat 1900, 1908, 1915
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Vintage K&E 68-1100 Slide Rule With Leather Case Keuffel Esser Deci- Lon
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Keuffel & Esser K+E Vintage Slide Rule N-4053-3 w/ Leather Case
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Vintage Keuffel & Esser 4181-3 Plastic Slide Rule Original Box Leather Case
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B15 K&E Keuffel & Esser 4098 6" Pocket Slide Rule with Slip case
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Vtg K+E Slide Rule with Leather Case and Manual Keuffel & Esser No. 4081 FreeS&H
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Keuffel & Esser K&E Indicator Log Duplex Vector Slide Rule Soroban Abacus Leads+
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KEUFFEL & ESSER 20 1/2" N-4053-5 Mahogany Wood Slide Rule, Pat. 1934232 in Case
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Vintage K&E Keuffel & Esser Co Slide Rule . 4056 ; 1930's (RED WOOD) in case
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Keuffel & Esser Co.(K & E) No. 4181-3 Log Log Duplex Decitrig Slide Rule & Case
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Keuffel & Esser K & E 4080-3 Log Log Duplex Trig Slide Rule W/ Case USA Vintage
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Keuffel and Esser Beginners Slide Rule N4058W K&E Made in USA with Original Case
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early 1930's K+E Slide Rule N4053-3 Brown Leather Case Keuffel Esser Engineering
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Vintage Keuffel & Esser K&E 10.5" Pocket Beginner's Slide Rule N4058W W/Case
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K&E 4081-3 Slide Rule, With Case and Manual No. N4081 Keuffel & Esser Vintage
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Vintage K&E Keuffel & Esser Co N.Y. Polyphase Duplex Slide Rule Model 4088 Case
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Vintage Keuffel & Esser Co. K&E Slide Rule 4088-3 With Leather Case Made in USA
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Vintage K & E Keuffel Esser Slide Rule 4080-3 Log Log Duplex Trig 1947 USA
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Vintage 40s K&E N4088-3 Polyphase Duplex Slide Rule with original case
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K&E Keuffel & Esser 4081-3 Log Log Duplex Decitrig Slide Rule
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Vintage K&E Keuffel Esser Model 4054 Slide Rule With Leather Case Nice Logo USA
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Vintage Keuffel & Esser K & E Beginners Slide Rule 4058W with Instructions
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K&E Keuffel & Esser Slide Rule 4080-3 w/Leather Case ~1939-1947 ~ #771214
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Keuffel & Esser K&E N4080-3 Log Log Duplex Trig Slide Rule W/ Leather Case
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Vintage 1947 K & E Slide Rule 4081-3S Log Log Duplex Decitrig Slide Rule OG Box
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K&E Keuffel & Esser Slide Rule W Leather Case Model 4181-3 1947 Father's Day Gi
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K&E N4081-3 Log Log Duplex Decitrig Slide Rule Bamboo w/ Leather Case LOT 4-417
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Vintage K+E Keuffel & Esser Beginner's Slide Rule N4058W
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Keuffel & Esser 4091-3 Slide Rule With Leather Case K&E Log Log Decitrig
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Keuffel & Esser K&E 68 1617 Polyphase Slide Rule With Case
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K & E Slide Rule 4080-3 MISSING ONE SCREW
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Keuffel & Esser K&E 20-inch "Mystery" Slide Rule w/ side K scale- Serial #924660
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Vintage Keuffel Esser Slide Rule - Log Log Duplex Trig 4088-3 Complete Engraved
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VTG Keuffel & Esser K&E Favorite Slide Rule #4055 w/Hard Case - See Description
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Keuffel & Esser Co. 7 Inch Slide Rule Case Magnifier Green Leather 4181-1 1940s
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Vintage K&E Slide Rule W/ Leather Orange Case Keuffel & Esser Ruler
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1947 K&E Keuffel & Esser Duplex Slide Rule N4071-3S
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K & E Slide Rule 4088-3 Stamped Dec.'08 Keuffel & Esser with Leather Sheath USA
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Keuffel & Esser K+E Vintage 1900 Slide Rule Tool 111417 Ruler in Leather Case
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K+E/Keuffel+Esser 4161-1C Pocket Slide Rule Leather Sheath Manual Book/Complete
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Vintage Keuffel & Esser K & E: N4080-3 LOG LOG DUPLEX TRIG Slide Rule With Case
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K&E Keuffel Esser- Slide Rule W/Box and Manual- K 9 Prep- 68 1892- Desk Model
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Vintage Keuffel & Esser Vintage Slide Ruler K&E Slide Rule 046227 Rare 4081-3
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K&E, Keuffel & Esser Vtg N4041 Slide Rule & Case, Pat'd June 5, 1900, USA
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K+E 4080-3 Log Duplex Trig Slide Rule w Leather Case Keuffel Esser Vintage Used
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Keuffel Esser K+E KE Doric Slide Rule Original Slipcase and Leather Sleeve 9068
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