S72-55299 (13 Dec. 1972) --- Scientist-astronaut Harrison H. Schmitt, Apollo 17 lunar module pilot, starts back up the ladder of the Lunar Module "Challenger" at the close of the third extravehicular activity (EVA) at the Taurus-Littrow landing site, in this black and white reproduction taken from a color television transmission made by the color RCA TV camera mounted on the Lunar Roving Vehicle. On the right is astronaut Eugene A. Cernan, commander, who ingressed the LM a few minutes later. Astronaut Ronald E. Evans, command module pilot, remained with the Apollo 17 Command and Service Modules in lunar orbit.