title: Sir Harold Percival Himsworth, K.C.B. - 19 May 1905--1 November 1993.
authors.forename: D
authors.initials: D
authors.lastname: Black
authors.forename: J
authors.initials: J
authors.lastname: Gray
mesh_terms: D049673:History, 20th Century; D009934:Organization and Administration; D012106:Research / Q000266:history*; D006113:United Kingdom