Correspondence with L.S. Penrose (Research Department, Royal Eastern Counties Institution, Colchester)

Fisher, Ronald Aylmer, Sir, 1890-1962Penrose, L.S.2011-11-222011-11-222011-11-21http://hdl.handle.net/2440/67914March 1930 - February 1952. 1 cm. 1931enCorrespondence with L.S. Penrose (Research Department, Royal Eastern Counties Institution, Colchester)Letter