This is an unassembled Manta Rocket Boost Glider flying rocket model kit. The body is pasteboard, the nosecone is plastic, and the fins are balsa. The kit does not contain a motor.
G. Harry Stine, a pioneer in the field of flying rocket models, donated this model to the museum in 1973.
This object is not on display at the National Air and Space Museum. It is either on loan or in storage.