-40%
Keuffel & Esser K&E 4081-3 Log Log Duplex Decitrig & Leather Case Trigonometric
$ 39.59
- Description
- Size Guide
Description
Introduced in 1937, the Keuffel & Esser 4081-3 is a log log duplex 'Decitrig' slide rule with 10" scales.Instead of being divided into degrees and minutes, the trigonometric scales of the 4081-3 are divided into degrees with decimal graduations.
Slide rule and leather case both have signs of age and wear
Big cat and other background props not included