Lancman. Good try at a wind up old chap, but double and add 32 has nothing to do with temp. (well almost nothing) and all to do with sea level pressure, and was always just a back of the fag packet bit conversion.
Do I remember the flog through France - sure do!
But our Hastings did have gauges in inches and an earlier post mentions power settings in inches when downwind and onto finals to 'slow cut eng'.
I never thought this thread would make me feel so young!