. . "The war diaries of Sgt. Robert L. Covingtion : 60th Fighter Squadron, 33rd Fighter Group, U.S. Army Air Corps, November 1942-February 1945" . . "Biography" . "War diaries" . . . . . . . . . . . "Personal narratives" . . . . . . . "War diaries of Sergeant Robert L. Covington" . "History" . . "Diaries" . "The war diaries of Sgt. Robert L. Covington : 60th Fighter Squadron, 33rd Fighter Group, U.S. Army Air Corps, November 1942 - February 1945" . . . . . . "1939 - 1945" . . "Weltkrieg (1939-1945)" . . "Tagebuch." . .