The Brains of Earth / The Many Worlds of Magnus Ridolph

Overview:

• Title: The Brains of Earth / The Many Worlds of Magnus Ridolph
• Author: Jack Vance
• Year: 1966
• Catalog ID: #M-141
• Publisher: Ace Double
• Price: $0.45
• Pages: 108+146
• Binding: Paperback
• Type: Omnibus
• Title Reference: The Brains of Earth
• Notes: Both titles are stated "First Book Publication" on cover. Covers for both titles are by Gaughan.