Found on a tag, which is now bagged seperately and attached.
overall: 10 1/2 in x 19 in x 12 1/2 in
The record contains a paper tape punch for 1 inch tape. There is a supply reel inside, a perforation mechanism, and a take-up reel. There is a cut-off mechanism in the perforation assembly. There is also a red button labeled "Backspace" on the front.