admin

Dowty Rotol

Dowty Rotol

The company was formed as Rotol Airscrews on 13th May 1937 by Rolls-Royce and Bristol Engines to take over both companies' propeller development, as the market being too small to support more than one company. The name is a contraction of "ROlls-Royce" and...

JD-2

JD-2

JD-2 aircraft with a Polish CWL Propeller. Picture via Roman Postek, many thanks! JD-2 aircraft was designed by Jerzy Drzewiecki, member of Aviation Division of Students’ Mechanical Association of Warsaw Technical University in 1924/1925. Plane was equipped with...

Szomański, RWD-8 (2)

Szomański, RWD-8 (2)

About the propeller. The propeller was produced by Polish workshops Szomański Warsaw. The story of the propeller stayes unknown. Preserved in a good shape including Tonkilaque cover and decals.  Privately owned, was available on an internet bid in 2014. The...

Szomański, Hanriot H-28

Szomański, Hanriot H-28

About the propeller. The propeller was produced by Szomański factory, Warsaw. The coating was removed and markings tarnished, but pressed wood "springed" out, so the markings are largely readable.  Private collection; propeller on auction in 2016. Many thanks to...