Military rank List view Cpl Emmanuel Richard Thomsen Military rank Airforce Date AC2 Aircraftman Class II RCAF Royal Canadian Air Force 13.05.1941 AC1 Aircraftman Class I RCAF Royal Canadian Air Force 11.09.1941 LAC Leading Aircraftman RCAF Royal Canadian Air Force 01.01.1942 Cpl Corporal RCAF Royal Canadian Air Force 01.02.1943