$18.99

Keuffel & Esser Vintage Slide Rule K&E SlideRule Leather Case 4097C USA 4097 C

$12

Vintage Holo-Krome Socket Screw Selector Slide Rule 1956 Hartford Connecticut

$14.99

Vintage CENCO Central Scientific Slide Rule Cat No 73256 Plastic 6” w/Cursor USA

$12.24

VINTAGE TOOL: Dietzgen 1765W Handy Leather Sheath & Bendix Red Bank Slide Ruler

$4

Metrics Made Easy Slide Rule Pocket Size Duo Fast 1973-Gibsonburg OH advertising

$199.95

Vintage (Rare!) Gabriel Electronics Antenna Calculator Slide Wheel

$23.95

VTG Keuffel & Esser K&E 1947 Log Duplex Vector Slide Rule Leather Case N4083-3

$38

Vintage 1948 Pickett 26 A.F. Eckel Slide Rule Model No. 1000 Ortho Phase Duplex

$14.95

ACU-MATH Slide Rule No. 600 Vintage Engineering Tool with Case Made in USA

$30.19

Slide Rule, PICKETT Model N 1010-T Copyroght 1959 w/ Leather Case, USA

$34.95

Keuffel & Esser 4081-3 Slide Rule w/ Leather Case K&E Decitrig 1947 Engineer

$27.75

Vintage Slide Rule with Protective Case Collectible Classic Mathematical Tool