| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| September 1948 |
|
Doc Savage, September-October 1948 | Street & Smith Publications, Inc. | MAGAZINE | 70 |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| September 1948 |
|
Doc Savage, September-October 1948 | Street & Smith Publications, Inc. | MAGAZINE | 70 |