About the propeller. The propeller was produced by Polish factory WWS Samolot in Poznań. The propeller was donated to MLP Cracow, currently out of official exhibition (year 2015). Production date is estimated .

Construction. The propeller lamination consists of five ash plies. Diameter of propeller is about 250 cm. The propeller has metal sheathing on leading edge. The propeller is covered with black varnish. On both blades the decals with Samolot’s logo are placed.

Aircraft and Engine. The propeller was intended for French nine-cylinder rotary engine 80 hp Le Rhône. The most likely application is Hanriot H-28 training aircraft, manufactured under license by WWS Samolot factory in Poznań.

References:

1. A. Morgała „Samoloty wojskowe w Polsce 1924 – 1939” (Polish military aircraft 1924 -1939)