the British Empire (CBE) "in recognition of distinguished services rendered in operational commands of the Royal Air Force during the period 1st October 1940 to 31st March 1941". He was appointed acting-air commodore on 19 August 1942, to serve as Director of Radar at the Air Ministry, appointed group captain (war substantive) on 19 February 1943, and promoted to group captain on 1 December. He served in the Directorate of Operational Requirements at the Air Ministry from 1945 until December 1947. On 14 June 1945, in the King's birthday honours, he was made a Companion of the Order of the Bath (CB). Post-war career Brown was promoted to air commodore on 1 July 1947, and from 1949 served as Chief Signals Officer, Middle East Air Force. He was appointed acting air vice-marshal on 7 April 1950 to serve as Assistant Controller of Supplies (Air) at the Ministry of Supply, and was promoted to air vice-marshal on 1 January 1952. Brown was forced by ill-health to resign from his post in early 1953. He eventually left the RAF on 15 March 1954. Air Vice Marshal Brown died on 19 October 1965. References Notes Bibliography 1898 births 1965 deaths People from Langside People educated at Dulwich College Royal Naval Air Service aviators Royal Air Force personnel of World War I British World War I flying aces Scottish flying aces Royal Air Force personnel of World War II Royal Air Force air marshals Military personnel from Glasgow Recipients of the Distinguished Flying Cross (United Kingdom) Recipients of the Croix de Guerre 1914–1918 (France) Companions of the Order of the Bath Commanders of the Order of the British Empire