This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
ca. 1917
United Kingdom
INSTRUMENTS-Flight Management
H. Tinsley & Co.
220mm l,2mm w; curved metal; black; bubble type
3-D: 21.6 × 5.7 × 2.1cm (8 1/2 × 2 1/4 × 13/16 in.)
Non-Magnetic White Metal Alloy
Ferrous Alloy
Paint
Unknown Liquid
Possible Plaster
Plastic
A19570519000
Transferred from the Department of Commerce
National Air and Space Museum
Open Access (CCO)
For more information, visit the Smithsonian’s Terms of Use.