Military rank 27 Jul 2026, 20:20 SSgt Halfdan Sverre Christoffersen (1908–1982) Military rank Staff Sergeant Air force United States Army Air Force Date 13.04.1944 Source NARA: RG 64, Morning Reports, Morning Report April 1944: Roll 455 (4 of 4) (NAID: 468717936).
Military rank Staff Sergeant Air force United States Army Air Force Date 13.04.1944 Source NARA: RG 64, Morning Reports, Morning Report April 1944: Roll 455 (4 of 4) (NAID: 468717936).