Abstract This collection contains materials belonging to American astronaut, Donald K. "Deke" Slayton (1924-1993). This collection contains materials about the Apollo-Soyuz Program, programs and invitations to events, photographs, a map of Moscow, and newspaper clippings. Slayton was one of the first seven American astronauts, selected by NASA as part of the Mercury 7. He flew on the Apollo-Soyuz Progam mission, where American astronauts and Soviet cosmonauts docked together and completed several...