The B-3 was used on bombers and transports when ground or water could be clearly seen. It evolved from the earlier Gatty drift meters.
Display Status
This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
Object Details
Country of Origin
United States of America
Type
INSTRUMENTS-Navigational
Physical Description
Sighting head, missing periscopic element.
Dimensions
3-D (Without Eyepiece): 26.7 x 15.2 x 22.2cm (10 1/2 x 6 x 8 3/4 in.)
Other (With Eyepiece): 26.7cm (10 1/2 in.)
Materials
Aluminum, brass, copper, cork, glass mirror, lenses, paint, plastic
Inventory Number
A19500075025
Credit Line
Gift of the City of Los Angeles
Data Source
National Air and Space Museum
Restrictions & Rights
Open Access (CCO)
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