The Gray Creatures
| First published | July 2009 |
|---|---|
| Type | Novel |
| Series | Dr. Death › Dr. Death Novels #2 |
●Originally printed in the 1935-05-00 issue of the detective pulp magazine Doctor Death Magazine.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| July 2009 |
|
Doctor Death vs. The Secret Twelve, Volume 1 | Altus Press | Omnibus | 154 |
| February 2012 |
|
Doctor Death Vs. The Secret Twelve, Volume 1 | Altus Press | Omnibus | |152 |