by Robert A. W. Lowndes
In addition to its stand-alone volume, this title was published in the follow books. It can be rated independently of any volumes containing it.
The Puzzle Planet / The Angry Espers (1961)
by Robert A. W. Lowndes, Lloyd Biggle, Jr.
Omnibus, 136 pages
Who Sows the Wind / The Puzzle Planet (2011)
by Gregory Luce
Anthology, 216 pages
