Loose Minute: 'Driver Mechanics Training at Camberley, Proposals', 5 Dec 1944. 
Concerns Princess Elizabeth's driving course, as discussed with Brig Cooney, Controller Warner, Chief Commander MacLellan and Jnr Commander Wellesley. They propose that Princess Elizabeth should begin on 28 Dec 1944, and her course should cover a 33 hour period. It would begin in the normal manner by taking 2-3 days instruction on a blocked up vehicle. 
It was also proposed that on 18 Jan 1945 she was to join the cadre course for NCO's at the Training Centre in Camberley which lasts three weeks. The course covered Mechanical and Maintenance Training and Administrative background. 
From a collection of correspondence regarding training schedule, Auxiliary Territorial Service, Princess Elizabeth, 1945.