This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
United States of America
INSTRUMENTS-Flight Management
The Sperry Gyroscope Co.
Early style, 3 1/2 in dia., ca. 1918
3-D: 7.9 × 11.1cm (3 1/8 × 4 3/8 in.)
Non-Magnetic White Metal Alloy
Glass
Steel
Paint
Paper
Adhesive
A19650020000
Gift of the Sperry Gyroscope Company
National Air and Space Museum
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