Art Claim is a private database of stolen, missing, looted and disputed works of art, antiques and cultural property which is maintained by Art Recovery International.
Salvo maintains an online database of stolen items of architectural salvage and antiques such as doors, fireplaces, garden furniture and statuary.
Trace is a database of property reported stolen to America’s law enforcement agencies. It provides a free search facility to enable users to check whether items are lost, stolen or looted and encourages users to register stolen items that have been reported to the police to make it easier to recover them.
The Art Loss Register screens catalogues of national losses and auction house catalogues for stolen items and responds to provenance enquiries. It has a specialist World War II provenance research service for those tracing items looted, stolen or forcibly removed from families between 1933 and 1945.