Colnect-123-277-Computer-Inside-Human-Head-Alan-Turing-s-work-on-computers.jpg
Source: Colnect
Issued by: Great Britain
Function: postage
Date: 1/12/1999
Issue: Millennium Series 1 - The Inventors' Tale
Denom: 63p
Color: multicolored
Design: Computer inside Human Head Alan Turings work on computers
Watermark: unwmk
Perf:
Catalog value:



External links:
Colnect 3720-C..rthern_Ireland

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