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Keuffel Esser Slide Rule


K&E KEUFFEL & ESSER 10" Deci-Lon Slide Rule 68 1100 with Leather Case

$28.00


Vintage K&E Keuffel Esser Deci-lon 10" Slide Rule 68 1100

$29.95


K&E Keuffel & Esser Slide Rule N9081-3 Decitrig DORIC Manual Leather Case & Box

$14.85


Keuffel & Esser Co. 4081-3 Log Log Duplex Decitrig Copyright 1947 Slide Rule

$20.00


K & E Slide Rule 4081-3S Log Log Duplex Decitrig Keuffel Esser w Leather Case US

$11.50


Keuffel & Esser Co. K + E Slide Rule Model 68 1210 Leather Case

$19.99


K+E Slide Rule Manual No. 4081 Log Log Duplex Decitrig Keuffel & Esser Co. 1955

$10.00


1947 K&E KEUFFEL & ESSER SLIDE RULE 4181-3 IN LEATHER CASE RIT STUDENT OWNED

$17.88


Vintage K&E KEUFFEL & ESSER 4181-3 Slide Rule In Box with Case Manual Paperwork

$29.99


8 Vtg Slide Rule Lot Acu-Math Compass Dietzgen Keuffel &Esser Lawrence Sama Post

$24.99


Vintage ©1947 Keuffel & Esser Co. Slide Rule -

$20.00


Vintage Slide Rule~Ellis Pickering~Pocket Size 6.5"~K & E Co~Keuffel & Esser~'08

$22.95


Keuffel & Esser K&E 4097C Pocket Slide Rule with case & box

$11.00


7 Vtg Slide Rule + Case Box Lot Keuffel & Esser Post Staedtler Mars Sterling Sun

$24.99


KEUFFEL & ESSER SLIDE RULE IN LEATHER CASE-#666293 <4071-3> PAT. 1,930,852

$8.99


Keuffel & Esser Mannheim Slide Rule N 4041 With Leather Case Patent June 5 1900

$12.95


Slide Rule 4092-3 Keuffel & Esser Co. N.Y. Duplex w/ Leather Case

$12.99


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

$35.00


KEUFFEL & ESSER CO. Wood BEGINNER'S Slide RULE Ruler 4058W

$10.90


Vintage K & E Keuffel & Esser DECI-LON 68-1100 Slide Rule

$35.00


1928 Keuffel & Esser BEGINNER'S SLIDE RULE 4058W w/Leather Case & Instructions

$9.00


VINTAGE K&E POLYPHASE DUPLEX SLIDE RULE 4088-3 - KEUFFEL & ESSER CO NY - W/ CASE

$11.95


Slide Rule Oversize for Teacher Classroom Demonstration Keuffel

$200.00


Keuffel & Esser 4081-3 Log Log Duplex Decitrig Slide Rule with Leather Case

$20.00


Vintage Keuffel & Esser Slide Rule 4081-3S Log Log Duplex Decitrig With Case USA

$24.99


Vintage K&E - Keuffel & Esser Slide Rule Leather Case and Box

$29.99


VTG 1900 KEUFFEL & ESSER CO.SLIDE RULE WITH LEATHER CASE MODEL 4053-3

$30.00


Keuffel & Esser Parallel Brass Slide Rule 1756 w/ Case

$40.00


Vintage Keuffel & Esser K&E 10.5" Pocket Beginner's Slide Rule N4058W

$6.99


~RARE~ 1936 K&E Keuffel & Esser 4090-3 Log Log Trig Duplex Slide Rule 4081-3 box

$45.00


Vintage K&E Keuffel & Esser Co Slide Rule 4055 in box

$12.50


Vintage Keuffel & Esser Slide Rule with Case #648509

$29.99


K&E Log Log Duplex Trig Slide Rule Manual No. N4080 1948 Keuffel & Esser Co.

$39.99


Vintage K&E Keuffel & Esser N4058 w Decitrig Slide Rule w/ Case

$16.99


1939 Keuffel & Esser Co Slide Rule No.4080 Instruction Manual,LL Trig Duplex

$12.99


Vintage Mannheim Slide Rule Manual - Keuffel & Esser Co.

$7.99