WorldCat Identities

Keen, John 1924-

Overview
Works: 1 works in 5 publications in 1 language and 31 library holdings
Genres: History 
Roles: Author
Classifications: D810.C88, 940.548641
Publication Timeline
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Most widely held works by John Keen
Harold 'Doc' Keen and the Bletchley Park bombe by John Keen( Book )

5 editions published between 2003 and 2012 in English and held by 31 WorldCat member libraries worldwide

 
Audience Level
0
Audience Level
1
  Kids General Special  
Audience level: 0.79 (from 0.79 for Harold 'Do ... to 0.79 for Harold 'Do ...)

Harold 'Doc' Keen and the Bletchley Park bombe
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