This vintage paperback, titled "The World Swappers" by John Brunner, is a rare find that any collector of vintage paperbacks would want to add to their collection. Printed in 1967 by Ace G-Series, this original edition is a must-have for anyone interested in the topic of world and the subject of vintage paperbacks. The book has special attributes that make it unique and collectible, and it is sure to be a prized possession for any book lover.