by Murray Leinster
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 Silver Menace and A Thousand Degrees Below Zero (2007)
Collection, 120 pages
Part of the Davis & Gerrold series.
The Thrill Book Collection: Volume II (2011)
by Shelley McRoberts
Anthology
Part 2 of the The Thrill Book Collection series.