Model of a Two-Blade Propeller, Model of an ordinary two-blade propeller in a frame on a floorboard. The blades are flat. The screw can be turned with a crank. The model has a pitch of 210 mm, a diameter of 195 mm, the hub is 40 mm long and has a diameter of 23 mm. 1:10 scale (derived)., Petrus van der Loo, The Hague, 1847, wood (plant material), h 17 cm × w 21 cm × d 20 cm
Keywords:
Model, Two-Blade Propeller, ordinary two-blade propeller, frame, floorboard, blades, flat, screw, turned, crank, model, pitch, 210 mm, diameter, 195 mm, hub, 40 mm long, 23 mm, 1, 10 scale, derived, Petrus van der Loo, Hague, 1847, wood, plant material
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