Vintage 1936 Circular Metal Binary Slide Rule Made in USA 4.25" w/ Leather Case

Description

Item Description:
Vintage 1936 Circular Metal Binary Slide Rule Made in USA w/ Leather Case
Approx. Measurements:
4.25" in diameter
Condition:
Very good condition only having wear to the outer edge of the metal disk and a faint ghost line image from the slide on one side as pictured.  Original leather case is intact but does show normal age wear.
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