D. J. · David J. · David L. · J. L.
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Ala Vellma's Vaudeville Budget For Magicians, Mind Readers and Ventriloquists: -1921 | 978-1-112-10117-5 (1-112-10117-9) | 2009 |
| Vaudeville Ventriloquism: A Practical Treatise on the Art of Ventriloquism | 978-1-112-10127-4 (1-112-10127-6) | 2009 |