| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| April 1930 |
|
Scientific Detective Monthly, April 1930 | Techni-Craft Publishing Corp. | MAGAZINE |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| April 1930 |
|
Scientific Detective Monthly, April 1930 | Techni-Craft Publishing Corp. | MAGAZINE |