At 4 a.m. -- less than six hours before liftoff -- Kinzler installs the flag onto the underside of the Lunar Module ladder, following an 11-step procedure he has written out. The spacecraft sits on top of the Saturn V rocket that will propel it into outer space.

Searchlights illuminate Apollo 11 Saturn V rocket on the launch pad, July 1969. Courtesy NASA.

 

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