Plus some other RW profiles, that I didn't shown before:
Oeffag D.III, Polish-Soviet War, flown by US volounteer, Cedrik E. Fountleroy in 7th Fighter Squadron.
Ansaldo Balilla, same unit, 1920.
And in peactime colours. This planes was called "flying coffins" due poor quality, and numerous accidents.
SPAD XIII C1, used during, and after war.
Another "flying coffin" from mid-twenties: SPAD 51:
PZL P.7, produced in Poland, one of the first all metal fighters in the world
And its succesorr, main polish fighter during September 1939 campaing, P.11c