Joint space flight under the Soyuz-Apollo program

USA. Texas. Houston. July 1975. Soviet and American specialists Merun Merritt, Anatoly Korolev, Leonard Frost, Valery Novikov (from left to right), who were preparing a joint experimental manned flight of the Soviet spacecraft Soyuz-19 and the American spacecraft Apollo, at the Lyndon Johnson Space Center. The exact date of the photo is unknown. Viktor Budan/TASS