Within six months!!!!
This was clearly before the advent of training blocks, holding postings and all the other impediments thrown across the path to the RAF Flying Badge. Officer training at Kirton in Lindsay or South Cerney by 1960, of 12 weeks?? Ground School and then dual leading to a solo, lucky S**.
The spin looks good too. Flt Lt at 25 with full allowances, suggests that the guy has married and draws the full rate of MA .
A couple of years later, one of my long standing friends was in a follow up campaign entitled "Seven Days in the Life of ???????????". Fifty years later he is still not allowed to forget it!!
Old Duffer