On Sale At buildawatergarden.com!

K E Slide Rule


Keuffel & Esser Co K & E 4181-1 1947 copyright Slide Rule

$40.00


Vintage K&E DECI-LON 10 SLIDE-RULE 68 1100 w/Leather CASE-1961-USA-868 (160868)

$24.95


Keuffel & Esser K&E 4081-5 LOG LOG Duplex Decitrig 22" Slide Rule w Leather Case

$51.99


K&E Model N 4053-5 20 Inch Slide Rule

$11.49


Replacement K&E SLide Rule Cursor Pads for 4081-3 ( IL+ )

$20.95


Vintage K&E Keuffel & Esser Slide Rule Leather Case 4080-3 Log Log Duplex Trig

$22.99


Keuffel & Esser Co Slide Rule #4181-1 K&E Made in the USA 

$40.00


K E K&E Pocket Slide Rule 4181-1 W/Leather Case Keuffel & Esser Ruler

$39.00


Vintage K&E Slide Rule 4092-3, Leather Case, Keuffel & Esser

$22.00


Keuffel & Esser K&E 1947 Slide Rule 4181-1 Leather Case Box & Manual

$31.00


Keuffel & Esser K&E Slide Rule N4081-3 W Brown Leather Case Used

$14.99


COOL Keuffel & Esser (K & E) Model 100 Demonstration Classroom Slide Rule!

$159.99


K+E 4053-3S Polyphase (Mannheim) Slide Rule Keuffel & Esser

$13.99


K & E Keuffel & Esser 4081-3 LOG LOG DUPLEX DECITRIG SLIDE RULE 1947 W/ Case

$49.99


VTG 1962 K & E SLIDE RULE INSTRUCTION MANUAL 68 - 1100 BOOK KEUFFEL ESSER CO

$18.95


Vintage K&E Keuffel & Esser Slide Rule 4053-3 Patented 1900 / 1915 with case

$17.99


1947-1961 K & E DECI-LON 10 Slide Rule- Vintage, Rare no number! US Coast Guard,

$199.00


Vintage 1947 Keuffel & Esser K&E Log Log Duplex Decitrig Slide Rule Manual Lot 2

$9.99


Vintage Slide Rule K&E N4080-3 Log Duplex Trig Leather Sheath

$10.00


K & E Slide Rule Manual / book, No. N4080, Keuffel & Essner

$12.00


1947 Keuffel & Esser K&E N4081-3 Duplex Decitrig Slide Rule with Case

$25.00


Antique K&E KEUFFEL & ESSER CO Slide Rule Wooden N4053-3 with Leather Case

$8.00


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

$19.95


K & E Keuffel & Esser Slide Rule with Case - Vintage drafting

$20.00


Antique K&E Keuffel & Esser Co. N.Y. Beginner’s Slide Rule 4058

$9.99


Keuffel & Esser [USA] K & E 10" Slide Rule [214128] w/Case

$7.83


K&E 4053-3 (68-1622) Polyphase Slide Rule w/Original box instructions and case

$22.09


K & E POLYPHASE 10.5" SLIDE RULE N45053-3 Mahogany core w/ original box

$16.99


Vintage K&E KEUFFEL & ESSER 4181-3 Slide Rule (IVORITE) Log Log Duplex Decitrig

$34.95


VINTAGE K & E 4058W SLIDE RULE W CASE and instructions

$14.99


VINTAGE KEUFFEL & ESSER K & E MAHOGANY SLIDE RULE 4054 W/ORIGINAL CASE

$14.99


K & E / Keuffel & Esser 4139 Cooke Radio Slide Rule

$34.95


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

$14.99


K+E Slide Rule Case for 4053-5S * Slide Rule Case Polyphase - 21 1/2"

$17.77


Rare K+E Keuffel & Esser Co. "JETS" Slide Rule Screw On Back Lapel Pin

$50.00


K&E Model 4092-3 Log Log Duplex Decitrig Engineering Slide Rule in Case

$28.00


VTG K & E Keuffel & Esser Slide Rule 4081-3S Log Log DUPLEX DECITRIG pat. pend.

$9.99


Vintage K&E N4053-3S Polyphase Slide Rule Keuffel & Esser in Original Box

$49.95


Vintage K&E 4081-3 Slide Rule With Hard Leather Case - Excellent

$49.99


Vintage 1947 K&E Keuffel & Esser Co. 4081-3 Log Log Duplex Decitrig Slide Rule

$85.00