| Producer (type) | Ratier, France |
| Propeller No. | SERIE 83 23 (523) |
| Production Date | 7 - 8 -1926 |
| Pitch | ??? |
| Diameter | 2910 mm |
| Engine | LORRAINE DIETRICH 12 Db 400 HP |
| Country of Origin | |
| Used on |
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- Photo1. Manufacturing date. Photo: M. Peikert.
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- Photo 2. Remnants of Tonkilaque decal. Photo: M. Peikert.
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- Photo 3. Manufacturing date. Picture taken before restoration. Photo: M. Peikert.
About propeller. The propeller was most likely produced by RATIER manufacturer, France. Propeller has characteristic SERIE markings, widely spread date 7 – 8 – 26 (8), at the front central part and quality acceptance stamp – BC letters in hexagon – Bureau de Contrôle. Found in vicinity of Dęblin, now privately own.
Construction. The propeller lamination consists of 11, ash plies. Propeller coating by black Tonkilaque. The outboard length of leading edge has aluminum sheathing.
Aircraft and Engine. The propeller was most likely an original part of one of Potez 27 purchased by Poland, mid war time. The propeller was working with 12-cylinder, water-cooled in-line engine LORRAINE DIETRICH 12 Db, 400 HP.
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