Sir Henry Bland (Department of Labour and National Service), 26 January 1962-19 December 1966 (see also file 60) Box 13 Unit ID: 26
Sir Henry Bland (Labour and National Services), 3 January 1967-6 December 1967 (see also file 26) Box 17 Unit ID: 60
Sir Hugh Ennor (Department of Education and Science), 27 September 1966-12 October 1971 Box 17 Unit ID: 59