Letter (Unknown, March 1940): Incidentally, "Pipes of Pan" Will Appear in Unknown Shortly—
| First published | March 1940 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| March 1940 |
|
Unknown Fantasy Fiction, March 1940 | Street & Smith Publications, Inc. | MAGAZINE | 160|160.1 |