• Publication: Back to the Stone AgePublication Record # 855642
• Author: Edgar Rice Burroughs
• Date: date unknown
• ISBN: 0-441-04636-3 [978-0-441-04636-2]
• Publisher: Ace Books
• Price:
  $1.95^?$: US dollar
• Pages: 251
• Format:
  pb^?Paperback. Typically 7" by 4.25" (18 cm by 11 cm) or smaller, though trimming errors can cause them to sometimes be slightly (less than 1/4 extra inch) taller or wider/deeper.
• Type: NOVEL
• Cover: Back to the Stone Age (1973) • by Frank Frazetta
• Notes: "Fourth Ace printing: January 1973", although based on the price, ads and ISBN, this is not the fourth printing. Address: 1120 Ave of the Amvericas Charter, Grosset & Dunlap. Ads are 73 and 15L. "Cover painting by Frank Frazetta", the artwork is also signed

Contents (view Concise Listing)

• 7 • Back to the Stone Age • [Pellucidar • 5] • (1937) • novel by Edgar Rice Burroughs