Harold Richard Sperring
From The Dreadnought Project
Life & Career
Sperring made Acting Mate on 22 June, 1918.
Sperring was granted the acting rank of Lieutenant on 22 June, 1921.
Sperring was promoted to the rank of Lieutenant-Commander on 22 June, 1929.
Guy R. Pilcher
|Captain of H.M.S. P40
31 Mar, 1934
William J. Fisher
- The Navy List. (July, 1934). p. 259.