Hollerith type card gauge number 450550 for checking registration

Made:
1965
maker:
IBM

Card gauge number 450550 for checking registration of 80 column, Hollerith type, card punching equipment manufactured by IBM, made of metal in a plastic case, c. 1965

Details

Category:
Computing & Data Processing
Object Number:
1984-748
type:
gauge
credit:
National Physical Laboratory.