Alastair Denniston
Commander Alexander "Alastair" Guthrie Denniston (1 December 1881 – 1 January 1961) was a Scottish codebreaker in Room 40, deputy head of the Government Code and Cypher School (GC&CS) and hockey player. Denniston was appointed operational head of GC&CS in 1919 and remained so until February 1942. Provided by Wikipedia-
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2by Hazel Squires, Edith Poku, Inigo Bermejo, Katy Cooper, John Stevens, Jean Hamilton, Ruth Wong, Alastair Denniston, Ian Pearce, Fahd QuhillGet full text
Published 2017-11-01
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