This satellite is on loan from the National Reconnaissance Office (Center for the Study of National Reconnaissance).
GAMBIT 1 KH-7
Reconnaissance Satellite
The GAMBIT 1 KH-7 satellite was the first American space reconnaissance system to consistently return high-resolution photographs. GAMBIT 1 vehicles flew from 1963-1967 and were the first satellites to feature stereo cameras. Their most significant targets included Soviet missile silos. Of 38 total missions in four years, 36 satellites achieved orbit.