| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| July 1940 |
|
Captain Future, Summer 1940 | Better Publications, Inc. | MAGAZINE | 104 |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| July 1940 |
|
Captain Future, Summer 1940 | Better Publications, Inc. | MAGAZINE | 104 |