This is a beautiful sheet of 6 stamps, issued by Mozambique in 2009, displaying the history of aviation from 1918-1933. Featured aircrafts shown include the 1918 Fokker Dr.I World War I fighter triplane, 1920 Handley Page Hanley British torpedo bomber, 1926 Winstead Special air racing & circus work airplane, 1935 Boeing P-26B aircraft flown at Pearl Harbor, 1936 Mitsubishi Ki-15 Japanese reconnaissance aircraft, and the 1937 Nakajima Ki-27 fighter aircraft used by the Imperial Japanese Army Air Force. The sheet is Post Office fresh, mint never hinged, and F/VF.