Fullerton-Acu slide rule
The case is marked in black marker with the word: "KAPLAN." The object consists of the slide rule and case.
||Donor's ID number for rule
overall: 1/8 in x 6 3/4 in x 2 in; overall: 1/4 in x 6 1/2 in x 1 1/4 in
Gift of Mike Konshak