The Zero Stone

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Overview:

Title: The Zero Stone
Author: Andre Norton
Year: 1972
Publisher: Ace Books
Price: $0.75
Pages: 221
Binding: Paperback
Type: Novel
Title Reference: The Zero Stone
Notes:
No printing or edition stated. Year from ads in the back [17B, 25B, 24C] which only appeared in 1972 Interior art not credited or signed but looks like Jack Gaughan. Referenced as second 5-digit Ace publication in bibliography by Helen-Jo Jakusz Hewitt published in 1975 publication "The Book of Andre Norton"