INTERNATIONAL ASSOCIATION OF PAPER HISTORIANS
IPH related databases
Non-IPH related watermark sites Watermark Database of the Dutch University Institute for Art History Watermarks in Incunabula printed in the Low Countries WZMA - Wasserzeichen des Mittelalters The WWW Watermark Archive Initiative Imaging and Watermarks of Rare and Fragile Books, Stamps
To advance watermark research, IPH wishes to unify registration
standards and connect watermark databases world-wide by the Web.
For this purpose, IPH has published an International Watermark Registration Standard.
links