S64-14868 (1963) --- Astronaut L. Gordon Cooper Jr., pilot of the Mercury-Atlas 9 (MA-9) Earth-orbital space mission, participates in preflight simulation training inside his Mercury capsule at Cape Canaveral, Florida. Photo credit: NASA
S64-14868 (1963) --- Astronaut L. Gordon Cooper Jr., pilot of the Mercury-Atlas 9 (MA-9) Earth-orbital space mission, participates in preflight simulation training inside his Mercury capsule at Cape Canaveral, Florida. Photo credit: NASA