The Time Hoppers
From Author Wars - https://authorwars.com/books/the-time-hoppers-145213.html
Overview:
- Title: The Time Hoppers
- Author: Rudolph de Harak
- Year: 1967
- Type: Cover Art
Editions/Publications:
- Unknown. The Time Hoppers (Unknown, Rudolph de Harak, Doubleday, $3.95, viii+182 pages, Hardcover, Novel)
- Unknown. The Time Hoppers (Unknown, Rudolph de Harak, Doubleday / SFBC, $1.70, viii+182 pages, Hardcover, Novel)