$16

Vintage Pepsi-Cola Bottlers Volume Chart Slide Rule – Carbonation Calculator

$9.97

Lawrence Slide Rule 10-B Made In The U.S.A #4

$35

Antique Keuffel & Esser Co. Mannheim SLIDE RULE with Original Case c 1900

$15

Vintage Mannheim ACU MATH No. 400B Rule W/ Case

$7

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

$4

Vintage 1970s Metric Converter Slide Chart Lot Metrics Made Easy + Ruler Cards

$39

Frederick Post Co 1460 Versalog Hemmi Bamboo Slide Rule Vintage Very Nice Leathe

$25

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

$24.86

Mannheim Trig 1972 Sterling Plastics Precision Sterling Slide Rule 9 scales

$49.99

Vintage Log-Log Slide Rule Military USAAMS Ft Sill Measuring Utensil

$37.99

Frederick Post Co. Versalog 1460 Bamboo Hemmi Slide Rule Made in Japan W/ Case

$130

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