In the white room atop the Gemini launch vehicle, Astronauts Michael Collins left, pilot, and John W. Young right, command pilot, prepare to enter the Gemini 10 spacecraft. Engineers and technicians stand by to assist in the insertion 42737; Young holds a pair of king-sized pliers presented to him by the crew at Pad 19. Dr. Donald K. Slayton, MSC Director of Flight Crew Operations; Gunther Wandt, Pad 19 leader; and Astronaut Collins also shown 42738.