IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. IBM sometimes used punch cards to ...

A new nanotechnology take on the old punch-card storage system has enabled IBM Corp. researchers to demonstrate a data storage density of one trillion bits (1T bit) per square inch — 20 times higher ...

This key-driven, manual verifier has 15 black rubber keys. Twelve are for the 12 columns on a punch card. These are labeled from 0 to 9, X, and blank. Two other keys move the card one space, and the ...

Earlier this month, IBM celebrated its 100th birthday. It wasn't called IBM back in 1911, though: It was lumbered with the high-tech-for-its-time name of Computing-Tabulating-Recording Company, the ...

The Nazi census expert observing the Romanian census was Friedrich Burgdörfer, president of the Bavarian Office for Statistics in Munich. Ludwig Hümmer, an IBM punch-card expert working in IBM’s ...