Beyond Thirty

From Author Wars - https://authorwars.com/publications/beyond-thirty-690342.html

Overview:

Title: Beyond Thirty
Author: Edgar Rice Burroughs
Year: 2018
Publisher: The Easton Press
Price: $74.99
Pages: 186
Binding: Hardcover
Type: Chapter Book
Title Reference: Beyond Thirty
Notes: Frontispiece art by Dennis Lyall. The copyright page states 'This story originally appeared in the February 1916 issue of All-Around Magazine. A slightly edited version appeared in hardcover in 1957 by Bradford Day. The paperback versions published by Ace, Ballantine, and Del Rey have used the latter version. Here then is the original, full-length magazine version.'