Worlds of If - 108 - November 1966

Worlds of If Science Fiction #108

Frederik Pohl with Larry Niven (Contributor), C. C. MacApp (Contributor), Keith Laumer (Contributor), Lester del Rey (Contributor), Mike Hill (Contributor), Thurlow Weed (Contributor), J. T. McIntosh (Contributor), Robert Silverberg (Contributor), John T. Sladek (Contributor)