Operation: Gravity
From Author Wars - https://authorwars.com/books/operation-gravity-57687.html
Overview:
- Title: Operation: Gravity
- Author: Jack Williamson
- Year: 1953
- Type: Short Fiction
Variant Titles:
Editions/Publications:
- Unknown. The Best of Jack Williamson (Unknown, Jack Williamson, Del Rey / Ballantine, ISBN-10: 0345273354, $1.95, xiv+386 pages, Paperback, Collection)
- Unknown. People Machines (Unknown, Jack Williamson, Ace Books, $0.75, 189 pages, Paperback, Collection)
- Unknown. Science-Fiction Plus, October 1953 (Unknown, Jack Williamson, Gernsback Publications, Inc., $0.35, 68 pages, bedsheet, MAGAZINE)
- 2010 . With Folded Hands ... And Searching Mind (2010, Jack Williamson, Haffner Press, ISBN-10: 9781893887374, $40.00, xxi+556 pages, Hardcover, Collection)