Bound to Please: A History of Fine Leather Bindings. An online exhibit of different bindings used in bookmaking.
British Armorial Binding database. A comprehensive catalogue of coats of arms, crests, and other heraldic devices.
Database of Bookbindings. A browseable and searchable illustrated database of different bindings held by the British Library.
Decorated Paper Collection (University of Washington) Database of European papers produced between the 17th-19th centuries.