IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Two IBM 80-column punch cards, tan.

Chris Fenton hopes to build a working electromechanical computer out of parts made by a 3D printer. He has currently developed a working prototype of a punch card reader. Chris Fenton hopes to build a ...

For simple or complicated math calculations, pencil and paper, and perhaps a slide rule, were must-have supplies. I was ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. These materials come from an advanced ...

Before the Commodore 64, the IBM PC, and even the Apple I, most computers took input data from a type of non-magnetic storage medium that is rarely used today: the punched card. These pieces of ...

Throughout the history of computers, one aspect has plagued and restricted its growth more than any other: permanent storage. From the very first computers that used punched cards and tape for input ...