The Perilous Descent Into a Strange Lost World

From Author Wars - https://authorwars.com/publications/the-perilous-descent-into-a-strange-lost-world-919203.html

Overview:

Title: The Perilous Descent Into a Strange Lost World
Author: Bruce Carter
Year: 1976
ISBN-10: 0140301135
Publisher: Puffin
Price: £0.45
Pages: 171
Binding: Paperback
Type: Novel
Title Reference: The Perilous Descent Into a Strange Lost World
Notes: Info from Archive.org copy; last page is unnumbered. Other prices on back cover: New Zealand $1.35, Canada $1.75.