- The most common aircraft in service at this time were the British made Bristol F2B and Italian Ansaldo Balilla fighters.
- From early 1919 Poland was involved in the J . I ), Hannover CL . II, Hansa-Brandenburg C . I, Halberstadt CL . II Main fighters used were : Fokker D . VII, SPAD VII, SPAD XIII, Oeffag D . III, Ansaldo Balilla, Albatros D . III, Sopwith Dolphin, Fokker E . V ( D . VIII ).