Maurice Edwards joined the fledgling Royal Air Force Chaplaincy Service. He was granted the relative rank of squadron leader on 1 August 1919, the relative rank of wing commander on 6 August 1929, and the relative rank of group captain on 6 August 1934. On 10 April 1940, he granted the relative rank of air commodore and appointed Chaplain-in- Chief, the most senior chaplain of the Royal Air Force. From 1944 to 1947, he was based at the Rother Vale Collieries, after which he became rector of Acton Burnell cum Pitchford, a post he held until his retirement in 1953. He died
Marshal of the Royal Air Force (marshal of the Royal Air Force is equivalent to a five-star rank) on an air force blue background. The rank insignia and flag exists in some other air forces for equivalent ranks. The rank title differs slightly, often being a variation on marshal of the air force, usually with the name of the relevant air force in place of the words 'Royal Air Force'. A notable example of this practice is the rank of marshal of the Royal Australian Air Force. Unlike other MRAFs who only relinquished their appointments, Sir Peter Harding resigned from the RAF in 1994. Consequently, his