Worlds of Tomorrow, May 1966
| Book | The Ultra Man |
| Editor | Frederik Pohl |
| Circulation Director/Manager | Mavis Fisher |
| Publisher | Robert M. Guinn, Galaxy Publishing Corporation |
| Contributing Writer | A. E. van Vogt, Perry Vreeland, Joseph P. Martino, C. C. MacApp, Philip K. Dick, Keith Roberts, Robert M. W. Dixon, Frederik Pohl, Sam Moskowitz |
| Cover Art by | Gray Morrow |
| Production Director/Manager | David Perton |
| Advertising Manager/Coordinator | Dave Geller Assoc. |
| Printed by | The Guinn Co., Inc. |
| Periodical Title | Worlds of Tomorrow |
| About/Subject | Willy Ley |
| Format | Magazine |
| Language | English |
| Location | New York |
| Cover Date | 1966-05 |
| Pages / Font | 162 pages |
| Price | 50¢ |
| Volume Number | 3 |
| Issue Number | 7 |
| Issue Number | 19 |
| Chapters | NOVELETTES The Ultra Man by A. E. Van Vogt Spy Rampant on Brown Shield by Perry Vreeland Delivery Tube by Joseph P. Martino Trees Like Torches by C. C. MacApp Holy Quarrel by Philip K. Dick SHORT STORY The Worlds That Were by Keith Roberts FEATURE Alien Arithmetic by Robert M. W. Dixon DEPARTMENTS Editorial by Frederik Pohl The Willy Ley Story by Sam Moskowitz |
| Notes | Printed in the U.S.A. |
Added by auboisdormant · Last edited by SextonBlake