Plateel.nl
Plateel Dutch pottery marks and examples.
Porcelain Marks & More
Comprehensive database showing historic information and marks on German porcelain manufacturers.
Porzellansammlung.de
Complete identifying guide for the porcelain manufacturer Lorenz Hutschenreuther in Germany.
Potters Marks of New Zealand
New Zealand Studio Potters' Marks past and present. A photographic database of New Zealand marks. Featuring real world photos of the actual marks.
