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This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
MODELS-Propulsion
Powered scale model of helicopter rotor system circa 1945, I.B Laskowitz
Overall: 15 x 9 x 12in. (38.1 x 22.86 x 30.48cm)
wood, brass, steel, ceramic insulator, plastic
A19660471001
National Air and Space Museum
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