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This object is on display in Boeing Aviation Hangar at the Steven F. Udvar-Hazy Center in Chantilly, VA.
United States of America
INSTRUMENTS-Navigational
United States Bureau of Standards, Bureau of Aeronautics
7in. h;bubble type ca.1924;small,hand-held;illuminated
3-D: 17.8cm (7 in.)
A19630068000
Transferred from the U.S. Navy
National Air and Space Museum
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