The Sigma Curve

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Overview:

Title: The Sigma Curve
Author: William Barnwell
Year: 1981
ISBN-10: 0671834517
Publisher: Timescape / Pocket Books
Price: $2.75
Pages: 239
Binding: Paperback
Type: Novel
Title Reference: The Sigma Curve
Notes:
"First Timescape Books printing November, 1981" and "Another Original publication of TIMESCAPE BOOKS" on the copyright page. 1st printing as per number line Printed in the US