Personal Number: 320956 Army Number: 2624395 Rank: Second Lieutenant Name: Robert Joseph ROCK de BESOMBES Unit: Grenadier Guards London Gazette : 11 August 1944 https://www.thegazette.co.uk/London/issue/36647/supplement/3703/data.pdf The undermentioned Cadets to be 2nd Lts. 26th May 1944:— FOOT GUARDS. Gren. G'ds. 2624395 Robert Joseph ROCK de BESOMBES (320956).