Back to the Stone Age

From Author Wars - https://authorwars.com/books/back-to-the-stone-age-2297841.html

Overview:

Title: Back to the Stone Age
Author: Bob Eggleton
Year: 2015
Type: Interior Art

Editions/Publications:

2015 . Back to the Stone Age (2015, Bob Eggleton, Edgar Rice Burroughs, Inc., $249.99, 318 pages, Hardcover, Novel)