About propeller. The propeller was produced by Polish INTEGRALE company. Propeller type was C-W-K . Found circa 2009 in Poznań, subsequently sold on internet auction.
Construction. The propeller lamination consists of 12, ash plies. Propeller coating by black Tonkilaque. The outboard length of leading edge has aluminum sheathing.
Aircraft and Engine. The propeller was working with 12-cylinder, water-cooled in-line engine LORRAINE DIETRICH 12 Db, 400 HP installed on one of Polish Potez XV.
Period Advert. Renault Engine.