S74-28295 (September 1974) --- American-built hardware for the joint U.S.-USSR Apollo-Soyuz Test Project mission undergoes pre-delivery preparations in the giant clean room at Rockwell International Corporation?s Space Division at Downey, California. The U.S. portion of the ASTP docking system is in the right foreground. In the right background is the cylindrical-shaped docking module, which is designed to link the Apollo and Soyuz spacecraft when they dock in Earth orbit next summer. In the left background is the Apollo Command Module which they will carry the three American astronauts into Earth orbit.
Photo credit: NASA