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David R. Horne,
a British inventor [1], former programmer, and chess programmer. In the early 1980s, David Horne wrote 1K ZX Chess, one of the world's smallest chess programs, running on the unexpanded Sinclair ZX81 with only one Kib of RAM [2]. 1K ZX Chess was published in Your Computer, and commercially market by Horne himself [3] and soon by Artic Computing, also launching Horne's Chess Tutor for the ZX Spectrum in 1983 [4].

See also

Selected Publications

External Links

1K ZX Chess

Chess Tutor



  1. ^ Horne David R, Inventor, Crowborough, GB2
  2. ^ 1K ZX81 Chess Z80 Assembly listing © Copyright David Horne
  3. ^ Magazine Page Scan from World of Spectrum
  4. ^ Chess Tutor - World of Spectrum

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