Cite
MLA Citation
Leo Marks. Between silk and cyanide : a codemaker's war 1941-45. Stroud : The History Press, 2013. http://access.bl.uk/ark:/81055/vdc_100066374926.0x000001
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Leo Marks. Between silk and cyanide : a codemaker's war 1941-45. Stroud : The History Press, 2013. http://access.bl.uk/ark:/81055/vdc_100066374926.0x000001