Aircomp extra, avagy fólia tasztatúrás billentyűzet készítése (Creating a foil keyboard.) - YouTube
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Marcin Wichary on Twitter: "@aslakr The keyboard of the early IBM 610 calculator from 1950s: Staggered keys, long space-like zero, and a 2" CRT that wasn't good enough to display fonts so
Marcin Wichary on Twitter: "The keyboard for the Ferranti Sirius computer from 1961. With the thumbwheel in front to control the speed, colour-coded WAIT/STOP/CONTINUE, and absolutely giant connectors. And the whole computer