A major collaborative scholarly venture, this online search platform provides access to a wide range of "digitized resources for the printed literature of art, including fundamental texts, rare books, exhibition catalogues, auction catalogues, and related literature."
Contributors include the Bibliothèque nationale de France, Heidelberg University Library, Columbia University's Avery Architecture and Fine Arts Library, the Frick Art Reference Library, the Getty Research Institute, the Metropolitan Museum of Art, and the Smithsonian, among many others.