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The pressure measured by a pitot-venturi tube, which was mounted in the air stream was fed to an airspeed indicator in the cockpit, such as the one shown here.

 Display Status

This object is on display in Boeing Aviation Hangar at the Steven F. Udvar-Hazy Center in Chantilly, VA.

Boeing Aviation Hangar
Object Details
Country of Origin United States of America Type INSTRUMENTS-Flight Management Manufacturer Precision Instrument Co.
 Physical Description 13cm diameter, range 30 to 160 mph; cutaway. Dimensions 3-D: 8.9 x 13cm (3 1/2 x 5 1/8 in.)
 Materials Glass, metal
 Inventory Number A19570987000 Credit Line Transferred from the Department of Commerce Data Source National Air and Space Museum Restrictions & Rights Usage conditions apply
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