Personal Number: 99507 Rank: Lieutenant Name: Cyril Winthrop MACKWORTH-PRAED Unit: Scots Guards London Gazette : 16 March 1915 https://www.thegazette.co.uk/London/issue/29102/page/2636/data.pdf Scots Guards The undermentioned ex-Cadet of the Officers Training Corps to be Second Lieutenant (on probation). Dated 17th March, 1915:— Cyril Winthrop Mackworth-Praed. London Gazette : 10 August 1915 https://www.thegazette.co.uk/London/issue/29258/page/7907/data.pdf Scots Guards. Cyril Winthrop Mackworth-Praed.. London Gazette : 6 October 1939 https://www.thegazette.co.uk/London/issue/34703/supplement/6784/data.pdf The undermentioned are granted emergency commissions. 2nd Lts. : — FOOT. GUARDS. 18th Sept. 1939:— Lt. Cyril Winthrop MACKWORTH-PRAED (99507). London Gazette : 13 June 1964 https://www.thegazette.co.uk/London/issue/43343/supplement/4950/data.pdf The QUEEN has been graciously pleased, on the occasion of the Celebration of Her Majesty's Birthday, to give orders for the following promotions in, and appointments to, the Most Excellent Order of the British Empire: Ordinary Officers of the Civil Division Cyril Winthrop MACKWORTH-PRAED, Esq., Honorary Associate of the British Museum (Natural History).