| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| IF Worlds of Science Fiction, May 1955 | 978-1-4156-5505-4 (1-4156-5505-7) | 1955 | Poul Anderson · James Blish · George H. Smith |
| Worlds of IF Science Fiction, October 1955 | 978-1-4156-5510-8 (1-4156-5510-3) | 1955 | Charles Beaumont · Alan E. Nourse · Arthur Sellings · Robert F. Young |