Correspondence relating to Simon giving testimonials and references Letters regarding testimonials and references for the following scientists: Dr KR Atkins, Awbery, Dr B Bleaney, Dr Joseph Bronner, TP Das, JG Daunt, Dr Roger Eilliot, Prof JAV Fairbrother, Dr S Frank, Mr T Frank, Dr A Halperin, Dorothy Hodgkin, JI Ball, DR Llewellyn, Dr H London, J McMichael, Dr H Motz, Dr M Ruhemann, 1950s