Published December 1910 as "Accidental Magic[,] or Don't Tell All You Know" in The Strand Magazine 40:6 pp. 825-33; with 5 illustrations by {{a|H. R. Millar}}, so credited (viewed at HathiTrust) Some of the illustrations are signed such as "H R Millar" (all caps).
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| October 1912 | The Magic World | Macmillan and Co. | Collection | 58 | |
| 1924 | The Magic World | Macmillan and Co. | Collection | 58 | |
| 1959 | The Magic World | London: E. Benn; New York: Coward-McCann | Collection | 58 | |
| 1980 |
|
The Magic World | Mayflower Books | Collection | 58 |
| 1980 |
|
The Magic World | Macmillan UK | Collection | 58 |
| April 1989 |
|
The Magic World | Puffin / Penguin Books (US) | Collection | |
| August 1996 |
|
The Magic World | Puffin / Penguin Books (US) | Collection | 50 |
| January 2009 | The Magic World | Project Gutenberg | Collection | |58 | |
| March 2009 |
|
The Magic World | LibriVox | Collection | |3 |
| April 2018 |
|
The Magic World | SMK Books | Collection |