The joint U.S.-USSR crew for the Apollo Soyuz Test Project in a group portrait.
The joint U.S.-USSR crew for the Apollo Soyuz Test Project. Astronaut Thomas P. Stafford (standing on left), commander of the American crew; Cosmonaut Aleksey A. Leonov (standing on right), commander of the Soviet crew; Astronaut Donald K. Slayton (seated on left), docking module pilot of the American crew; Astronaut Vance D. Brand (seated in center), command module pilot of the American crew; and Cosmonaut Valeriy N. Kubasov (seated on right), engineer on the Soviet crew.Image Credit: NASA