pin shows the Apollo spacecraft in lunar orbit above a crescent moon, encircled
by the names of the Apollo crew members attended the EAA AirVenture Oshkosh
2017: Frank Borman, Walt Cunningham, Dick Gordon, Fred Haise, Joe Engle, Al
Worden, Buzz Aldrin, Gene Kranz, Jim Lovell, Jim McDivitt, and Harrison
name appears in white as he served on mission control’s White Team while working
to bring the crew of Apollo 13 safely home. The D in McDivitt’s name is a nod to
the type of mission he flew.
Apollo program had a set of objectives, lettered A through J. On Apollo 9,
McDivitt and his crew members flew the D mission: manned command and lunar
module development in low-Earth orbit. Apollo 9’s original mission patch also
featured a red D in McDivitt’s name.