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National Air and Space Museum Collection
This object has a squared base. At the center is a rounded knob with a large, center hole. The center knob is nailed to the squared base. The top part of the squared base is nailed to two pieces on its front and back edges which form aa elevated support stand. The left and right edges have no connection to the sides, nor is there a bottom piece.
Transferred from the Smithsonian Institution to the United States National Museum.
Country of Origin
United States of America
3-D (Overall): 12.7 × 8.6 × 10.2cm (5 × 3 3/8 × 4 in.)
National Air and Space Museum
Restrictions & Rights
Usage conditions apply