Sun slide rule
The object consists of a slide rule and case. On the inside flap of the case is written "JOHN P. COAPMAN AF 16326656".
Hemmi Bamboo Slide Rule Company Ltd.
||Donor's ID number for rule
in box: 3/4 in x 13 1/2 in x 3 in; overall: 1/2 in x 12 1/2 in x 2 in
Gift of Mike Konshak