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Keuffel Esser Slide Rule


Keuffel & Esser Pocket Deci-lon 5 advanced Slide Rule 68-1130 w/case & manual

$225.00


Keuffel & Esser Deci-Lon 10 K&E 68 1100 Pocket Slide Rule w/ Case Engineering

$24.99


Keuffel & Esser 12.5" Slide Rule 4081-3 With Case

$20.00


Keuffel & Esser N4081-3 Duplex Log Log Decitrig K&E Slide Rule

$19.50


Keuffel & Esser K&E 4181-1 Pocket Slide Rule w/ Leather Case Engineering 1947

$34.99


Vintage K&E 68 1100 Deci-Lon 10 Slide Rule Keuffel + Esser Co.

$30.00


Keuffel & Esser Co Log Log Duplex Decitrig slide rule. No reserve.

$15.00


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

$32.99


Vintage K&E (Keuffel-Esser) Slide Rule c.1947 Model 68 1251 Leather Case Manual

$32.99


Vintage Keuffel & Esser K&E Log Log Duplex Decitrig 68 1210 Slide Rule

$21.00


1947 Keuffel & Esser K+E N4081-3 Log Duplex Decitrig Slide Rule w/ Case.

$27.99


Keuffel & Esser K+E Slide Rule Paragon 60 0512-24

$17.99


KEUFFEL & ESSER DECI-LON 68 1100 SLIDE RULE & LEATHER CASE

$37.50


Rare Antique 1915 K&E Keuffel & Esser Chemist's Duplex Slide Rule 4160

$19.99


Vintage Keuffel & Esser (K&E) slide rule 4092-3 with case

$9.00


Keuffel &Esser SLIDE RULE 1939 Patent

$10.25


K&E (Keuffel & Esser) No. 68 1100 Deci-Lon Slide Rule

$34.99


K+E Slide Rule Manual No. 4081~1943 Log Log Duplex Decitrig Keuffel

$11.50


VINTAGE KEUFFEL & ESSER K+E 4053-3 SLIDE RULE W/ LEATHER CASE

$29.99


K&E Keuffel & Esser 5” Pocket Slide Rule 4161-1 Leather Case Engineering Ruler

$17.99


Keuffel & Esser Leather Case Outer Box Instruction Booklet for 4161 Slide Rule

$12.95


VINTAGE 1950s KEUFFEL & ESSER K&E SLIDE RULE 4181-3 - 085881

$25.00


VINTAGE K & E--KEUFFEL ESSER SLIDE RULE 950094

$9.99


Keuffel & Esser Slide Rule 4081-3 Log Log Duplex Decitrig With Case Award Plaque

$19.95


VTG 1947,1961 KEUFFEL & ESSER DECI-LON SLIDE RULE W/ ORIGINAL CASE

$50.00


Vintage 1947 Keuffel & Esser 7" Pocket Slide Rule #4181-1 w/ Leather Case

$55.55


Keuffel & Esser N4088-5 Polyphase Duplex Slide Rule with Leather Case

$134.00


Vintage Keuffel & Esser 4081-3S Log Log Duplex Decitrig Slide Rule- leather case

$38.00


Vintage K & E Keuffel & Esser Co. DECI-LON 68-1100 Slide Rule - No Case

$35.00


Keuffel & Esser 4061T Slide Rule W/Trig Scales And Clamshell Cursor 1900 & 1908

$950.00


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

$19.99


K & E Keuffel & Esser  Slide Rule Polyphase Duplex with Case & Instruction

$22.00


KEUFFEL & ESSER K&E N4053-3 SLIDE RULE with Leather Case VINTAGE 10 Inch

$24.95


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

$11.95


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

$30.77


Vintage Keuffel & Esser Co. N.Y. Slide Rule Model 4088-3 w/Leather Case

$6.99


Vintage 1947 Keuffel & Esser K&E 4081-3 Duplex Decitrig Slide Rule Leather Case

$32.99


Vintage 1947 Keuffel & Esser N4081-3 Duplex Log Log Decitrig K&E Slide Rule/Case

$29.95


Vintage Keuffel & Esser Co 4081-3 Slide Rule with Black Leather Case Used

$17.99


Keuffel & Esser Slide Rule 40803 59799 w/ leather holder K&E

$8.00


VINTAGE KEUFFEL&ESSER 4053-3S Polyphase Slide Rule ~ with LEATHER case

$22.78


Keuffel & Esser Co. Beginner's slide rule N4058W

$7.00


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

$9.90


KEUFFEL & ESSER Co. Polyphase Slide Rule 4053-3 with Box

$12.00


Vintage Antique K&E Keuffel & Esser Chemist's Duplex Slide Rule 4092-3 W/ Case

$7.00