The Secret of the Time Vault

From Author Wars - https://authorwars.com/books/the-secret-of-the-time-vault-1077735.html

Overview:

Title: The Secret of the Time Vault
Author: Chris Foss
Year: 1975
Type: Cover Art

Variant Titles:

Editions/Publications:

Unknown. The Secret of the Time Vault (Unknown, Chris Foss, Orbit / Futura Publications, ISBN-10: 0860078426, £0.35, 115 pages, Paperback, Chapter Book)