Story fragment probably written in the late 1890s. Concerns invisibility rather than ghosts.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| October 1984 |
|
The Science Fiction of Mark Twain | Archon Books | Collection | 335 |
| March 2003 |
|
Tales of Wonder | University of Nebraska Press | Collection | 335 |