On 18 January 1921 both Aero Clubs formed a central federation Aeroklub Rzeczypospolitej Polskiej (ARP; "Aero Club of the Polish Republic").
Polish language | Marylebone Cricket Club | Lancashire County Cricket Club | Sierra Club | club | Sgt. Pepper's Lonely Hearts Club Band | Club Brugge K.V. | Somerset County Cricket Club | Sport Club Corinthians Paulista | Glamorgan County Cricket Club | Second Polish Republic | Hampshire County Cricket Club | Nottinghamshire County Cricket Club | Richmond Football Club | Gloucestershire County Cricket Club | Cornwall County Cricket Club | Kent County Cricket Club | Club Nacional de Football | Cambridge University Cricket Club | Collingwood Football Club | Yorkshire County Cricket Club | Polish Navy | sports club | Essendon Football Club | Polish Academy of Sciences | Port Adelaide Football Club | Polish-Lithuanian Commonwealth | Jockey Club | Club Atlético River Plate | Carlton Football Club |
As of 2008, some dozen aircraft are used in Poland, among others by the Polish Aero Club, several are used in the United Kingdom, among others by Brooklands Flying Club at Sywell Aerodrome and Old Sarum Flying School, France and some other countries.