Drift Meter, B-3, Boeing B-17D "Swoose"

National Air and Space Museum

Object Details

Physical Description
Sighting head, missing periscopic element.
Summary
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.
Credit Line
Gift of the City of Los Angeles
Inventory Number
A19500075025
Restrictions & Rights
CC0
Type
INSTRUMENTS-Navigational
Materials
Aluminum, brass, copper, cork, glass mirror, lenses, paint, plastic
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.)
Country of Origin
United States of America
See more items in
National Air and Space Museum Collection
National Air and Space Museum
Record ID
nasm_A19500075025
Metadata Usage (text)
CC0
GUID (Link to Original Record)
http://n2t.net/ark:/65665/nv99f4db6f0-3c86-4bde-9642-0d559c7de13d
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View manifest View in Mirador Viewer
Full view of a black structure with white numbers on the bottom and a circular gray pipe sticking out of the side.
Side view of a black structure with white numbers on the bottom and a circular gray pipe sticking out of the side.
Front view of a black structure with white numbers on the bottom and a circular gray pipe sticking out. There is a plaque above the pipe that reads Meter Drift.