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 ...

Those old enough to have encountered punch cards in their lifetime are probably glad to be rid of their extremely low data density and the propensity of tall stacks to tip over. But obsolete as they ...

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 ...

The relationship of storage to the architecture of computing is all about capacity, latency and throughput. In other words, how much data can be kept, how quickly it can be accessed and at what rate.