AIRCRAFT COLOURS AND MARKINGS OF THE FIRST
WORLD WAR ERA
4e Escadrille
The marking of the 4eme Escadrille while equipped with
the SPAD S.XI was a zebra balanced on a ball each aircraft
had a different design to the ball. The leading ace of the Belgian
Air Service, Willy Coppens, scored his first victory (of 37) while
flying a Sopwith 1 1/2 Strutter with the 4eme Escadrille on 7 July
1917.