Frank Rudolph Paul's Life on Other Planets and City of the Future
City of the Future
A City on Venus
A City on Jupiter
A City on Neptune
A City on Uranus
A City on Pluto
Serenis, Water City of Callisto
As Mars Sees Us
Life on Jupiter
Life on Pluto
Life on Neptune
Life on Uranus
Life on Saturn
Life on Io
Life on Europa
The Man from Venus
Источники: "Cities on Other Worlds" in Amazing Stories (December, 1940 to April, 1942); "Life on Other Worlds" in Fantastic Adventures (May, 1939 to November, 1940); the cover of "Science-Fiction Plus" (December, 1953)