P. Walker · R. P. · R WALKER · Robert P. · Robert W. · Robert Walker
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Collecting Lalique Glass | 978-1-870703-46-8 | 1996 | |
| Collecting Lalique Glass: Extensive Guide to the Work of Rene Lalique, with Colour Guide and Prices | 978-1-870703-14-7 | 2001 | |
| Collecting Moorcroft Pottery: A Colour Guide with Valuations | 978-1-870703-53-6 | 2002 | |
| Collecting Poole Pottery | 978-1-870703-63-5 | 2000 | |
| Collecting Shelley Pottery | 978-1-870703-67-3 | 1998 | |
| The Wade Collectors Handbook: Complete Listing and Prices to Wade Collectables | 978-1-870703-61-1 | 1997 | Francis Salmon |