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 not on display at the National Air and Space Museum. It is either on loan or in storage.
Object Details
Country of Origin United States of America Type ARMAMENT-Sights & Controls Manufacturer The Sperry Gyroscope Co.
 Physical Description Has 2 folding posts, sunlens; World War II; with lamp and instruction plates; exposed numerals; clear coated with acryloid; reading 6 (alpha) and 0 (beta) dpm / 100/cm2 swipe test after treatment. Dimensions 3-D: 20.3 x 16.5 x 21.6cm (8 x 6 1/2 x 8 1/2 in.)
 Materials HAZMAT: Cadmium
Ferrous Alloy
Non-Magnetic Metal
Plastic
Glass
Radium Paint
Paint
 Inventory Number A19880048000 Credit Line Gift of Roy L. Stafford Data Source National Air and Space Museum Restrictions & Rights Usage conditions apply
For more information, visit the Smithsonians Terms of Use.