Talk:Peter Marychurch

Potential sources
&mdash; Matt Crypto 13:45, 31 January 2007 (UTC)
 * A[ndrew], C[hristopher] M. (ed.), Gordon Welchman, Sir Peter Marychurch and ‘The Birth of Ultra’: 1(2) 272
 * http://docs.newsbank.com/openurl?ctx_ver=z39.88-2004&rft_id=info:sid/iw.newsbank.com:UKNB:LTIB&rft_val_format=info:ofi/fmt:kev:mtx:ctx&rft_dat=0F910286AD820BF7&svc_dat=InfoWeb:aggregated4&req_dat=25636B4CC9A542FB9EC6D4B96A7A8F92