The X Factor

Overview:

• Title: The X Factor
• Author: Andre Norton
• Year: 1967
• Catalog ID: #G-646
• Publisher: Ace
• Price: $0.50
• Pages: 158
• Binding: Paperback
• Type: Novel
• Title Reference: The X Factor
• Notes: First Ace printing. Interior art by Jack Gaughan. One picture p.5