MPs
- Mr Walter Thomson December 14, 1918 - February 8, 1928
- Mr Frank Griffith March 7, 1928 - 1940
- Mr Harcourt Johnstone August 7, 1940 - March 1, 1945
- Air Vice-Marshall Don Bennett May 14, 1945 - July 5, 1945
- Wing Commander Geoffrey Cooper July 5, 1945 - October 25, 1951
- Mr Jocelyn Simon October 25, 1951 - February 28, 1962
- Dr Jeremy Bray June 6, 1962 - June 18, 1970
- Mr John Sutcliffe June 18, 1970 - February 8, 1974