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: 14 x 14 x 9cm (5 1/2 x 5 1/2 x 3 9/16 in.)
Physical Description:14cm x 14cm x 9cm; black with windows; circa 1934; Navy.
Inventory number: A19570173000