At the risk of dragging the thread w
aay off topic, I thought that this extract from the 2 Div. Ordnance Mechanical Engineering War Diary from 1939 relating to the move to the concentration areas might be of interest - at least to those with a fascination for impressed vehicles.
It would seem that difficulty in obtaining spares and the correct tyres is not just a problem for modern MV owners but actually adds to authenticity !
Rich