| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| August 1947 |
|
The Philcon: 5th World Science Fiction Convention | Nonfiction | [1] |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| August 1947 |
|
The Philcon: 5th World Science Fiction Convention | Nonfiction | [1] |