Alan Turing notebook sells for more than $1m at New York auction
The Guardian-2015/04/13
She said it is made up of 56 pages in a simple notebook bought from a stationers in Cambridge and is almost certainly the only extensive autograph manuscript by Turing in existence. It is thought to date from 1942 when ...
Enigma Code Breaker Turing's Notebook Sells for $1 Million
詳細-Bloomberg-2015/04/13
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