| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| October 1907 | Mortmain | D. Appleton & Company | Collection | 1 | |
| 1918 |
|
Mortmain | Charles Scribner's Sons | Collection | 1 |
| September 2011 | Mortmain | Project Gutenberg | Collection | |1 |