Career
Educated at Alleyn"s School, Pretty joined the Royal Air Force as a cadet in 1929. He served in World World War II as Station Commander at the Chain Home Low early warning radar base near Clacton, as Officer Commanding Number. 1 Radio Operator"s School at Royal Air Force Cranwell and on the signals staff at Fighter Command.
After the War he became Director-General of Navigational Services at the Ministry of Civil Aviation and then Director of Electronics Research and Development at the Ministry of Supply before being appointed Air Officer Administration at Headquarters Second Tactical Air Force in 1955.
He went on to be Director-General of Organisation at the Air Ministry in 1958, Air Officer Commanding-in-Chief at Signals Command in 1961 and Deputy Chief of the Defence Staff (Personnel & Logistics) in 1964 before retiring in 1966. He lived near Cobham in Surrey and became President of the Edward Alleyn Club.