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: 21.9 x 10.2cm (8 5/8 x 4 in.)
Physical Description:4in dia 8-5/8in l; computer unit indic.course variation/distanc
Inventory number: A19600902000