American astronauts visit the USSR

USSR. Leningrad. September 23, 1975. Participants in the joint experimental manned flight of the Soviet spacecraft Soyuz-19 and the American spacecraft Apollo in July 1975, NASA astronauts Donald Slayton, Vance Brand, Thomas Stafford, USSR pilot-cosmonauts Alexei Arkhipovich Leonov and Valery Nikolayevich Kubasov (from left to right in the foreground) during the ceremony of laying flowers at the monument to the heroic defenders of Leningrad on Victory Square. Viktor Budan, Maxim Blokhin/TASS