s. a. · S. Ashbrook · Stella M. Ashbrook
| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Collecting Sylvac | Paperback | 978-1-870703-76-5 | 2003 | |
| Collecting Sylvac Pottery | " | 978-1-870703-72-7 | 2001 | |
| Pendelfin Collector's Handbook | Hardcover | 978-1-870703-86-4 | 2003 | |
| Pendelfin Collector's Handbook | Paperback | 978-1-870703-62-8 | 1996 | |
| The Complete Wade Price Guide: A Colour Handbook and Price Guide | " | 978-1-870703-19-2 | 2003 | Francis Joseph |
| The Pendelfin Collector's Handbook | " | 978-1-870703-83-3 | 1999 | Frank Salmon |