| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| September 1953 |
|
Eleventh World Science Fiction Convention | Eleventh World Science Fiction Convention | Nonfiction | [11] |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| September 1953 |
|
Eleventh World Science Fiction Convention | Eleventh World Science Fiction Convention | Nonfiction | [11] |