"1918Z"^^ . "1939"^^ . . . "Between 1911 and 1914, the Royal Aircraft Factory used the F.E.2 (Farman Experimental 2) designation for three quite different aircraft that shared only a common \"Farman\" pusher biplane layout.The third \"F.E.2\" type was operated as a day and night bomber and fighter by the Royal Flying Corps during the First World War."@en . . "1914Z"^^ . . .