The punched card | IBM

The punched card tabulator | IBM

Inside card sorters: 1920s data processing with punched cards and relays

RammWiki on Instagram: "Rammstein Advent Calendar - Day 19 Engel music box The "Engel" music box uses a traditional pinned-cylinder mechanism, in which the melody is mechanically encoded. The same idea later evolved through weaving looms and punched-card systems into programmable machines. Sometimes, a small music box carries more history than it seems. Have you seen videos of giant organs or life-sized pianos that play by themselves, like enormous music boxes? In Munich, the famous Rathaus-Gloc