This is a set of three model rocket motors packaged for retail sale. The motors are made of pasteboard and contain non-explosive propellant. Each motor is used only once to power a model rocket. The Adamovske Strajane firm in Czechoslovakia manufactured them in 1967.
G. Harry Stine donated this artifact 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.