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You can copy, modify, and distribute this work without contacting the Smithsonian. 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 CCO - Creative Commons (CC0 1.0) This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. 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 CCO - Creative Commons (CC0 1.0) This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. 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This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
Object Details
Date ca. 1922 Country of Origin United States of America Type INSTRUMENTS-Navigational Manufacturer Pioneer Instrument Co.
 Physical Description 75mm dia,80mm l;counters:season miles & trip miles Dimensions 3-D: 9.4 × 9.4 × 7.6cm (3 11/16 × 3 11/16 × 3 in.)
 Materials Aluminum Alloy
Paint
Glass
Grease Pencil
 Inventory Number A19570483000 Credit Line Transferred from the Department of Commerce Data Source National Air and Space Museum Restrictions & Rights Open Access (CCO)
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