This object is not on display at the National Air and Space Museum, it is either on loan or in storage.
Country of Origin: United States of America
3-D Test: 13 x 9 x 11cm (5 1/8 x 3 9/16 x 4 5/16 in.)
Physical Description:Black metal; 11cm x 9cm x 13cm; liquid filled with window; Navy.
Inventory number: A19570177000