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 ...

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 ...

eWeek content and product recommendations are editorially independent. We may make money when you click on links to our partners. Learn More In the 1920s, IBM developed a punch card, called the IBM ...

Volusia County has used a punch-card system for casting ballots for the past two years. Here’s what voters can expect when they go to the polls Tuesday: – First, they get their voting cards and a ...

(1) See loyalty punch card. (2) An early storage medium made of thin cardboard stock that held data as patterns of punched holes. Also called "punched" cards, each of the 80 or 96 columns held one ...