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National Air and Space Museum Collection
A wood block which can be broken down in two parts. A small, 1.0" circular opening appears at both top and bottom of the object; which compliment a circular impression inside which transends the entire object.
Transferred from the Smithsonian Institution to the United States National Museum.
Country of Origin
United States of America
3-D: 8.9 x 4.8cm (3 1/2 x 1 7/8 in.)
Storage: 22.23 x 14.61 x 4.45cm (8 3/4in. x 5 3/4in. x 1 3/4in.)
National Air and Space Museum
Restrictions & Rights
Usage conditions apply