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
![Marcin Wichary on Twitter: "Suggestion from @aslakr: A Tandberg Data keyboard from Norway, also from the year 1980 – but looking forward instead of back. (It comes with a rainbow, too.) https://t.co/31c4AHiIaa" / Marcin Wichary on Twitter: "Suggestion from @aslakr: A Tandberg Data keyboard from Norway, also from the year 1980 – but looking forward instead of back. (It comes with a rainbow, too.) https://t.co/31c4AHiIaa" /](https://pbs.twimg.com/media/DazQci-VQAAZ1sM.png)
Marcin Wichary on Twitter: "Suggestion from @aslakr: A Tandberg Data keyboard from Norway, also from the year 1980 – but looking forward instead of back. (It comes with a rainbow, too.) https://t.co/31c4AHiIaa" /
![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: "@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](https://pbs.twimg.com/media/DdutJCfUQAAujxt.jpg)