[John Graham-Cumming] might not be the first person to thumb through an old book and find an IBM punched card inside. But he might be the first to actually track down the origin of the cards.

Punch cards have been used to control the operation of machinery from the early nineteenth century, when the Frenchman Joseph Marie Jacquard patented an attachment to a loom in which a series of ...

(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 ...

About thirty years ago [H. P. Friedrichs] pulled off a hack that greatly improved the process of programming with punch cards. At the time, his school had just two IBM 029 keypunch machines.

This adorable DIY punch card activity, which I discovered on Instagrammer Emilia Marie's (@emiliamariehome) feed, is a great way to create an easy plan to stay motivated. Plus, it's a fun craft to ...

Punch cards have been used to control the operation of machinery from the early nineteenth century, when the Frenchman Joseph Marie Jacquard patented an attachment to a loom in which a series of ...

The size of a credit card, a loyalty punch card has a series of boxes that are punched or stamped by the cashier at time of purchase. When all the boxes are filled, the customer is entitled to a ...