“Philadelphia in Color: 1950 - 1990,” coming in 2026, will feature candid snapshots submitted by the public.
1 week ago
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Astronaut Walter M. Schirra Jr. prepares to enter the gondola of a centrifuge which is used to test gravitational stress on astronauts training for space flight. Schirra became the pilot of the Mercury-Atlas 8 six-orbit space mission. Photo taken at Johnsville Naval Air Development Center, Warminster, Pennsylvania. Date Taken:1960-01-01 (NASA)