| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1994 | 978-1-896032-00-9 | Ronald Burt De Waal | The Universal Sherlock Holmes (5 Volumes) |
| '' | 978-1-896032-01-6 | DeWaal · Ronald | Universal Sherlock Holmes 5 Vols. |
| 1995 | 978-1-896032-43-6 | Peter Neugebauer | Sherlock Holmes: The truth about Ludwig II |