This is a model of unknown scale of a Last missile. It is not known what branch of the U.S. armed forces built these missiles and whether they were solely used for R&D. The manufacturer of the model is unknown.
John and Cynthia Heyde donated the model as part of a large collection of rocket and missile models.
This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
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