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National Air and Space Museum Collection
Flat, circular object with a small hole in the center. The top side is smoother and appears more glossy and polished than the bottom, which is rough in texture, lighter in color and scored by various marks.
Transferred from the Smithsonian Institution to the United States National Museum.
Country of Origin
United States of America
3-D: 2.7 x 11.4cm (1 1/16 x 4 1/2 in.)
Storage: 19.05 x 19.05 x 4.45cm (7 1/2in. x 7 1/2in. x 1 3/4in.)
National Air and Space Museum
Restrictions & Rights
Usage conditions apply