Pretty straight forward this one. If it flew between August 1914 and November 1918 and had a single seat in any scale it’s in. list of types: ( far from comprehensive) Britain: Bristol Scout Sopwith Pup, Camel, Comic, Dolphin, Snipe. De Havilland DH1, DH2, DH5/5a RAF Se5a   Belgium: Hanriot HDI   France: Nieuport 11, 17 SPAD VII, X, XII   Austria Hungary: Phoenix DI Oeffag Albatros DIII   Germany: