Artifact Details

Title

Card Dimensional Verifier

Catalog Number

102785593

Type

Physical Object

Identifying Numbers

Other number 73280 Tool number stamped into a metal surface.
Part number 459076

Dimensions

overall: 3 3/8 in x 13 in x 9 in

Description

The object is a wooden box containing a cast metal platform with three micrometer measuring devices which measure the width and length tolerances for punch cards. There is a handwritten note taped to the inside of the top of the box which give tolerances for new and old pun cards. There is a plate on the top cover which holds a certification request.

Category

Test equipment

Credit

Gift of John C. Guilday

Lot Number

X8843.2019