He has "nil" against medals, which may mean he has no MIC. No WO.338 nor MIC for RASC man. I assume Selby had a skill in Motor Mechanics, in that he was rapidly moved to RIC Transport. None of the Freds in 1911 look like Motor Mechanics.
1919 Feb 16. A commission on discharge in RASC
1920 Nov 17 Joined ADRIC with service no 1071. Posted to Depot
1920 Nov 28 . Struck off strength of ADRIC on being appointed DI in RIC Transport Division.
1920 Feb 10. Administratively rejoined ADRIC from Gormanstown to be discharged