The Union List of Artist Names® (ULAN) is a structured vocabulary, including names, biographies, and other information for people and corporate bodies related to the design,...

Getty Thesaurus of Geographic Names® (TGN) is a structured vocabulary of geographic names intended to provide terminology and other information important to various diciplines...

The Art & Architecture Thesaurus® (AAT) is a structured, multilingual vocabulary including terms, descriptions, and other information for generic concepts related to art,...