Acu-Math slide rule
||Donor's ID number for rule
overall: 1/2 in x 3 1/2 in x 13 in
The object consists of a slide rule and leather case. On the left front bracket is scratched, "234X080". Written on the inside flap of the slipcase in red marker is "234X080".
Pre-computer: slide rule
Gift of Mike Konshak