Workers creating underwater testing materials for the Skylab heat shield at Marshall Space Flight Center in Huntsville, Alabama. After the nearly catastrophic launch of the Skylab, the National Aeronautics and Space Administration (NASA) worked to…
The Skylab 3 (SL-3) crew training at Marshall Space Flight Center in Huntsville, Alabama. Photographed from left to right are Commander Alan Bean (1932-), Science Pilot Owen K. Garriott (1930-) (1930-), and Command Module Pilot Jack R. Lousma…
To assure proper checks and approvals by all appropriate individuals, small, custom-inked stamps called "hallmarks" were used by Apollo Project. Each worker who conducted one approved of the quality or conformance of the inspected item. These…