$14.97

Slide Rule LUTZ Model No. 252 with Leather Case Made in Japan

$24.9

Vintage Pickett N902-T Simplex Trig Slide Ruler w/ Leather Case

$7

Vintage Ohmite Parallel Resistance Calculator Slide Rule 1949 Ohm's Law

$15.95

Shure Reactance Slide Rule Chicago 1957 Engineer Including Sleeve & Instructions

$75

The Slide Rule - Johnson - Math/Engineering (HC, 1955)

$25

Keuffel & Esser Co. Beginner's Slide Rule Model 4058C With Case NY USA

$5.99

Ironhorse Motor Circuit Selector from Automation Direct

$40

VINTAGE 1936 MIDGET SLIDE RULE EUGENE DIETZGEN COMPANY WITH POUCH & INSTRUCTIONS

$8.99

Slide Rule Rare Novotni General Electric Quantity Analizer (M2B)

$30

Logarithmic multi ruler, czechoslovakia LOGAREX

$13.47

Vintage ACU-MATH 400 Slide Rule With Cover Sheath Made In USA #4

$130

1945 Rare Pickett & Eckel Model 1 SLIDE RULE Deci Point Magnesium 12 in Slipcase