A/c – Aircraft
AFC – Air Force Cross
AFU – Advanced Flying Unit
AOS – Air Observers School
BCATP – British Commonwealth Air Training Plan
CGM – Conspicious Gallantry Medal
C/O – Commanding Officer
DFC – Distinguished Flying Cross
DFM – Distinguished Flying Medal
DSO – Distinguished Service Order
ETA – Estimated Time of Arrival
HRH – Her/His Royal Highness
F/E – Flight Engineer
EFTS – Elementary Flying Training School
FIS – Flying Instructor School
F/L – Flight Lieutenant
F/O – Flying Officer
F/Sgt – Flight Sergeant
O.T.U. – Operational Training Unit
PFF – Pathfinder Force
P/O – Pilot Officer
POW – Prisoner Of War
RAF – Royal Air Force
RAAF – Royal Australian Air Force
RCAF – Royal Canadian Air Force
RCOC – Royal Canadian Ordinance Corps
RNZAF – Royal New Zealand Air Force
SFTS – Service Flying Training School
S/L – Squadron Leader
VC – Victoria Cross
WAAF – Women’s Auxiliary Air Force
W/C – Wing Commander
WD – Women’s Division of the Royal Canadian Air Force
W/Op – Wireless Operator