This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
3-D (Meter): 2 × 10 × 4cm (13/16 × 3 15/16 × 1 9/16 in.)
Other (Face): 6cm (2 3/8 in.)
Aluminum Alloy
Glass
Paint
Steel
Radium Paint
Unknown Sealant
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