National Art Library: libraries and catalogues links

• Copac National, Academic, and Specialist Library Catalogue
  Copac is a freely available library catalogue, giving access to the merged online catalogues of many major UK and Irish academic and National libraries, as well as increasing numbers of specialist libraries.
• artlibraries.net: Virtual catalogue for art history
  artlibraries.net – Virtual Catalogue for Art History, formerly the VKK, is an international specialised meta catalogue allowing the integrated retrieval of bibliographic records and, should the occasion arise, other objects of distinctive art historical databases.
• WorldCat.org: The World's Largest Library Catalogue
  Global Catalogue of thousands of library collections around the world. Includes facility to find the location of the nearest library holding the specified item.
• Thomas J. Watson Library
  Catalogue of the libraries of the Metropolitan Museum of Art, New York.
• University of the Arts London - Library Catalogue
  Access to the library catalogue of the University of the Arts, London.
• SUNCAT
  The UK's online union catalogue of serials held by academic and research libraries.
• RIBA Library Catalogue Online
  Provides access to the RIBA Library Catalogue which includes entries for articles in over 300 periodicals on architecture and related subjects, from the 1980s onwards.
• MASC25
  Access to Collection-level descriptions of printed special collections in libraries in higher education institutions in the M25 consortium.
• ULS: University of London Union List of Serials
  Access to data on periodicals in the libraries of the University of London, Imperial College London and the University of Westminster.
• M25 Consortium of Academic Libraries - M25 Home
  Access to library catalogues located within the M25 region, including the Courtauld Institute and the Royal College of Art.