Darker Than You Think

From Author Wars - https://authorwars.com/publications/darker-than-you-think-9029.html

Overview:

Title: Darker Than You Think
Author: Jack Williamson
Year: 1979
ISBN-10: 0440117461
Publisher: Dell
Price: $1.95
Pages: 319
Binding: Paperback
Type: Novel
Title Reference: Darker Than You Think
Notes:
- "First Dell Printing - July 1979" stated on the copyright page.
- "Illustrations copyright 1940 by Street & Smith Publications, Inc." (over) "Illustrations reprinted by permission of the artist, Edd Cartier" stated on the copyright page.
- Interior art consists of 3 full-page B&W illustrations (one as the frontispiece), 5 half-page B&W illustrations, and 2 quarter-page B&W illustrations. It is not known if these match those pieces that illustrated the version of the story published in Unknown (1940) or the novel version published by Fantasy Press in 1948.
- "Cover art by Rowena Morrell" [sic] stated on the back cover.