Title: Meeting the challenge
Description: "This is the declassified story of the design, development, production, and operation of the Hexagon KH-9 reconnaissance satellite, which provided invaluable photographic intelligence to the U.S. government, and stands as one of the most complicated systems ever put into space."--Back cover.
Subjects: Space surveillance, History, American Artificial satellites, Military Astronautics, Military surveillance, Artificial satellites, Astronautics, military, Military intelligence
Places: United States