Astronaut Corps, STS-4 vehicle integration test team and other personnel

S82-32200 (29 May 1982) --- Members of the JSC astronaut corps, STS-4 vehicle integration test team (VITT) and other personnel pose for a photograph at the completion of a countdown demonstration test (CDDT) at Launch Pad 39A, Kennedy Space Center (KSC). The participants are, from the left, Wilbur J. Etbauer, engineer with the VITT; mission specialist-astronaut James D. van Hoften; Terry Stanford, engineer from JSC's flight operations directorate; mission specialist-astronaut Steven A. Hawley; astronaut Richard N. Richards; astronaut Michael J. Smith; Richard W. Nygren, head of the VITT; mission specialist-astronaut Kathryn D. Sullivan; astronaut Henry W. Hartsfield Jr.,STS-4 pilot; Mary Haynes, a co-op student participating with the VITT; astronaut Thomas K. Mattingly II, STS-4 commander; and astronaut Donald E. Williams. Photo credit: NASA