NASA Photo ID: S81-29618
Date Taken: 04/06/81
STS-1 Pre-Flight Briefing - STS-1 prime and backup astronaut crewmembers look at visuals during a coordinated teleconference with engineers. Seated at the table in a briefing room at the Johnson Space Center are, clockwise from the left, George W.S. Abbey, director of flight operations, John W. Young, Robert L. Crippen, Joe H. Engle and Richard H. Truly. Rockwell International engineers in California as well as JSC engineers participated in this telecon.
Source: NASA photo in my possession