CACHET COVER, HASPA, TEST FLIGHT NO. ONE, CANCELLED KENNEDY SPACE CENTER NOV. 5, 1975

Depart of the Navy / Naval Surface Weapons Center, 1975. Envelopes. Fine. Item #53961

NASPA; High Altitude Superpressured Powered Aerostat. The program objective was to test the feasibility of using lighter-than-air vehicles as platforms which could function as low level satellites. Fine.

Price: $25.00