Personal Number: 130874 Rank: Captain Name: John HEADLAM Unit: Grenadier Guards ; Durham Light Infantry ; Royal Pioneer Corps London Gazette : 31 May 1940 https://www.thegazette.co.uk/London/issue/34861/supplement/3261/data.pdf The undermentioned Cadets, from 162nd, 164th, 165th, 166th, and Sandhurst Officer Cadet Training Units, to be 2nd Lts. 25th May 1940:— FOOT GUARDS. Gren. G'ds. John HEADLAM (130874). London Gazette : 23 May 1947 https://www.thegazette.co.uk/London/issue/37962/supplement/2305/data.pdf Durham L.I. 2nd Lt. (War Subs. Lt.) John HEADLAM (130874) from Gren. G'ds. (E.C.) to be Lt., 1st Jan. 1947, with seniority, 25th Nov. 1941. London Gazette : 23 December 1948 https://www.thegazette.co.uk/London/issue/38486/supplement/6658/data.pdf Durham L.I. Short Serv. Commns. The undermentioned Lts. to be Capts., 1st Nov. 1947:— J. HEADLAM (130874). London Gazette : 11 November 1952 https://www.thegazette.co.uk/London/issue/39691/supplement/5931/data.pdf D.L.I. Short Serv. Commn. Capt. J. HEADLAM (130874) from Active List, to be Capt., 11th Nov. 1952, retaining his present seniority. London Gazette : 23 December 1952 https://www.thegazette.co.uk/London/issue/39723/supplement/6719/data.pdf D.L.I. Short Serv. Commn. The notifn. regarding Capt. J. HEADLAM (130874) in Gazette (Supplement) dated 11th Nov. 1952, is cancelled. London Gazette : 5 May 1953 https://www.thegazette.co.uk/London/issue/39842/supplement/2482/data.pdf D.L.L Short Serv. Commn. Capt. J. HEADLAM (130874) from Active List, to.be Capt., 19th Apr. 1953, retaining his present seniority. London Gazette : 5 September 1961 https://www.thegazette.co.uk/London/issue/42453/supplement/6489/data.pdf ROYAL PIONEER CORPS REGULAR ARMY RESERVE OF OFFICERS Capt. J. HEADLAM (130874) from A.E. Res. of Offrs., to be Capt., 1st May 1961.