Sinclair ZX81 Keyboard
By Xah Lee. Date: . Last updated: .
Sinclair ZX81 keyboard.
〔image source http://anewdomain.net/2011/12/30/jurassic-tech-the-sinclair-zx81/ 〕
Sinclair ZX81 keyboard.
〔image source http://anewdomain.net/2011/12/30/jurassic-tech-the-sinclair-zx81/ 〕
Sinclair ZX81 keyboard.
〔image source http://anewdomain.net/2011/12/30/jurassic-tech-the-sinclair-zx81/ 〕
〔Jurassic Tech: The Sinclair ZX81 By Todd Ogasawara. At http://anewdomain.net/2011/12/30/jurassic-tech-the-sinclair-zx81/ , accessed on 2014-02-02〕
Sinclair's 1984 big shot at business: The QL is 30 years old: Quantum Leap micro leapt too early By Tony Smith. At http://www.theregister.co.uk/2014/01/12/archaeologic_sinclair_ql/
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ZX81
