Lord of Thunder

From Author Wars - https://authorwars.com/publications/lord-of-thunder-685569.html

Overview:

Title: Lord of Thunder
Author: Andre Norton
Year: Unknown
Publisher: Ace Books
Price: $0.75
Pages: 191
Binding: Paperback
Type: Novel
Title Reference: Lord of Thunder
Notes:
• ©1962 No printing or edition stated.
• There are two other editions with the same Catalog# Difference is that one has no ads at all, another has ad 24D and this printing has ad 31A.
• Year might be ascertained from books/editions offered in the ad, all of which are offered at 75¢.
• The artist is not credited, full name is on the cover
• 441-49236-075 on spine
• This may simply be old stock recycled by Ace with the ad added.