This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
3-D (detached face): 0.2 × 5.1cm (1/16 × 2 in.)
Copper Alloy
Glass
Paint
Radium Paint
For more information, visit the Smithsonians Terms of Use.
This object is not on display at the National Air and Space Museum. It is either on loan or in storage.