via http://dreamsofspace.blogspot.co.uk/ … and
Dreams of Space – Books and Ephemera: Collier’s March 22, 1952 “Man Will Conquer Space Soon”.
NASA’s Model Spacecraft, 1960s | Retronaut.
Animals In Rocket Flight (1953) – YouTube.
Propaganda posters of Soviet space program 1958-1963 · Russia travel blog.