F. Pohl - C. M. Kornbluth: A Venus-üzlet. Kossuth Könyvkiadó, 1971. Illusztrációk: Kass János.
Frederik Pohl and C. M. Kornbluth: The Space Merchants. Penguin Books. Cover of the Hungarian edition. Illustrations: Janos Kass.
F. Pohl - C. M. Kornbluth: A Venus-üzlet. Kossuth Könyvkiadó, 1971. Illusztrációk: Kass János.
Frederik Pohl and C. M. Kornbluth: The Space Merchants. Penguin Books. Cover of the Hungarian edition. Illustrations: Janos Kass.
Lester Del Rey: A szökevény robot. Móra Ferenc Könyvkiadó, Budapest, 1977. Illusztrátor: Ábrahám Rafael.
The Runaway Robot by Lester Del Rey. Scholastic Book Services, 1966. Illustrated By Wayne Blickenstaff.
Nagy Ernő: Rakétajárművek. Táncsics Könyvkiadó, Budapest, 1968. Hungarian book, hardcover, supersonic passenger airliner concept by Edward Henry Heinemann.
three more similar book covers here
Robert Moore Williams: Conguest Of The Space Sea. Ace, New York, 1955. Artist: Ed Valigursky (profile at Pulpartists).
Lee Correy (aka G. Harry Stine, rocket engineer): Contraband Rocket. Ace Books, New York, 1956. Artist: Ed Valigursky (profile at Pulpartists).
1# Leigh Brackett: The Galactic Breed (The Starmen). Ace Books, New York, 1952. Artist unknown, possibly Ed Emshwiller.
2# Original artwork via ha.com (note the “Emsh” signo on the back)