Hollerith 001 Mechanical Card Punch

Provided by the ASK Keyboard Directory

Aka, IBM 001 Mechanical Card Punch

First patented in 1901, the Hollerith/IBM 001 was the first keypunch (ie, first card punch that operated from keyboard input of some kind).

Sources

ASK. Admiral Shark's Keyboards original content. License/note: CC BY-NC-SA 4.0.