Publications (5)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| September 1913 | The Strand Magazine, September 1913 | George Newnes | MAGAZINE | 304 |
| 1919 | Danger! and Other Stories | George H. Doran | Collection | 226 |
| 1919 | The Great Keinplatz Experiment and Other Tales of Twilight and the Unseen | George H. Doran | Collection | 174 |
| 1925 | The Great Keinplatz Experiment and Other Tales of Twilight and the Unseen | George H. Doran | Collection | 174 |
| June 2010 | The Great Keinplatz Experiment and Other Tales of Twilight and the Unseen | Project Gutenberg | Collection | |174 |