This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
ca. 1918
Germany
INSTRUMENTS-Flight Management
Bruhn Werke G.m.b.H.
Aluminum and steel double venturi with adjustable mounting bracket.
3-D: 22.9 × 18.4 × 3.8cm (9 × 7 1/4 × 1 1/2 in.)
Aluminum
Steel
A19570769000
Transferred from the Department of Commerce
National Air and Space Museum
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