Usage Conditions May Apply Usage Conditions Apply There are restrictions for re-using this media. For more information, visit the Smithsonian's Terms of Use page. IIIF provides researchers rich metadata and image viewing options for comparison of works across cultural heritage collections. More - https://iiif.si.edu View Manifest View in Mirador Viewer Usage Conditions May Apply Usage Conditions Apply There are restrictions for re-using this media. For more information, visit the Smithsonian's Terms of Use page. IIIF provides researchers rich metadata and image viewing options for comparison of works across cultural heritage collections. More - https://iiif.si.edu View Manifest View in Mirador Viewer 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
Date ca. 1922 Country of Origin United States of America Type INSTRUMENTS-Navigational Manufacturer Pioneer Instrument Co.
Physical Description 34cm long; c.1920; strut-mounted; used to measure mileage. Dimensions 3-D: 34.3 × 19.1 × 3.8cm (13 1/2 × 7 1/2 × 1 1/2 in.)
Materials Steel, aluminium
Inventory Number A19570988000 Credit Line Transferred from the Department of Commerce Data Source National Air and Space Museum Restrictions & Rights Usage conditions apply
For more information, visit the Smithsonians Terms of Use.