PRELAUNCH - APOLLO 10 - KSC

S69-34334 (13 May 1969) --- Astronaut Eugene A. Cernan, Apollo 10 lunar module pilot, is suited up at the Kennedy Space Center for a Countdown Demonstration Test during preparations for the scheduled Apollo 10 lunar orbit mission. The other two crew members are astronauts Thomas P. Stafford, commander; and John W. Young, command module pilot.