The plot deals with a Martian who crashed behind the Iron Curtain and helped the Russians build flying saucers which were sent on spy missions over America. This explains why so many were seen over the United States during that period. The term "flying saucer" was coined by American newsmen in 1947. (Fantastic adventures. Chicago, Ziff-Davis, March 1952)
Мать Кузьмы.
Никита Сергеевич предпочитал марсианским технологиям венерианские.
(Amazing science fiction stories. N.Y. : Ziff-Davis Pub., October 1958)
http://www.lib.monash.edu.au/exhibitions/scifi/xscifi.html