AIRCRAFT COLOURS AND MARKINGS OF THE FIRST WORLD WAR ERA
50th Aero Sqn. USAS
The 50th Aero Sqn had the "Dutch Cleaner" as their unit insignia
deHavilland DH4
Lt W Frayne / Lt R French
Source: US DH4 Datafile
deHavilland DH4
Late 1918
Source: US DH4 Datafile