United Planets

Planetary Agent X by Mack Reynolds

Planetary Agent X

United Planets #1

Mack Reynolds

missing page info • 1965

fiction science fiction informative slow-paced
The Rival Rigelians by Mack Reynolds

The Rival Rigelians

United Planets #3

Mack Reynolds

133 pages • 1967

fiction science fiction adventurous fast-paced
Amazon Planet by Mack Reynolds

Amazon Planet

United Planets #5

Mack Reynolds

190 pages • 1966

fiction science fiction adventurous slow-paced
Section G by Mack Reynolds

Section G

United Planets #6

Mack Reynolds

186 pages • 1976

fiction science fiction adventurous challenging slow-paced
Brain World by Mack Reynolds

Brain World

United Planets #7

Mack Reynolds

204 pages • 1978

fiction science fiction adventurous reflective fast-paced
Rival Rigelians / Planetary Agent X by Mack Reynolds

Rival Rigelians / Planetary Agent X

United Planets #1&3

Mack Reynolds

265 pages • 1967

fiction science fiction challenging informative medium-paced
Dawnman Planet / Inherit The Earth by Mack Reynolds, Claude Nunes

Dawnman Planet / Inherit The Earth

United Planets

Mack Reynolds, Claude Nunes

256 pages • 1967

fiction science fiction adventurous challenging reflective medium-paced