Country of Origin United States

Check the listing for details. vintage Keuffel & Esser (K&E) slide rule with a leather case. (#2). Condition: Used, Made in United States. Listed at 22.99 USD. The vintage Keuffel & Esser (K&E) slide rule with a leather case is a classic engineering tool that is highly sought after by collectors and enthusiasts in the fields of science, medicine, and engineering. This particular model, dating back to the 1930s, is a valuable piece of history that embodies precision and functionality. The leather case adds a touch of luxury and protects the slide rule when not in use, making it a practical and stylish addition to any collection.

$16.09
$22.99