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Signed Color Image: "Apollo 12, the Second Ma...
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Early Helicopter Photo Archive, c. 1922 onwar...
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3 Ship Models in Glass Showcases...
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Torpedo Gyroscope, c. 1916...
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Torpedo Gyroscope, c. 1916...
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Warsaw Pact Frogman Sabotage Diver System, 19...
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Three-Cylinder Compressed Air Motor, c. 1925...
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1-Cylinder Stationary Engine, c. 1903...
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Vintage Car Triad Fanfare Horn, c. 1920...
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Vintage Car Snake Trumpet Horn, c. 1915...
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Vintage Car Tile Picture, c. 1915...
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Lucidus Vintage Car Carbide Lamp, c. 1915...
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Opposite-Piston Engine Demonstration Model, c...
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Electric Experimental Motor with Rotating Mir...
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Electromagnetic Motor with Geissler Tube, c. ...
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Early Electric Motor, c. 1900...
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Large Early Electric Motor, c. 1890...
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2 Early Electric Motors, c. 1910...
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Electric Motor with Rotating Geissler Tube, c...
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2 Dynamo-Electric Machines, c. 1910...
