Alinari
Complete offerings of surveys of Italian art and architecture by the Italian firms Fratelli Alinari, Anderson, Brogi, Mannelli, Chauffourier, and Fiorentini (116,000 photographs) 

Art International
Twentieth-century art from the archive of Art International, emphasizing artists such as Andy Warhol and Robert Rauschenberg (23,000 photographs)

Cleveland Museum of Art Photograph Library
Study photographs covering all media and periods of art and architecture.  Special focus on the arts of Asia, including the complete collection of the National Palace Museum, Taiwan (175,000 photographs)

Courtauld Institute Photographic Survey
Paintings and sculpture from British public and private collections (60,000 photographs)

Dunlap Society
Major architectural monuments of Washington, DC (3,000 photographs and negatives; 1,500 microform images) 

Gernsheim Corpus
Also known as the Corpus Photographicum of Drawings; a survey of drawings in European and American public collections (148,000 photographs)

Gramstorff
Several nineteenth-century photographic and glass-plate negative collections of American and European art and architecture purchased by the Soule (later Gramstorff) Publishing Company (40,000 photographs and negatives) 

Hirmer Verlag
A variety of subjects reflecting Hirmer Verlag publications, including baroque churches in Bavaria, Greek temples, and Romanesque, medieval and Renaissance sculpture (13,000 photographs) 

IADPC
The Italian Architectural Drawings Photograph Collection documents drawings of Italian architecture made before 1800 from repositories around the world (over 45,000 photographs and microfilms) more about IADPC

Kress Collection of Historic Images
A complete set of all Kress Collection paintings and sculptures before their dissemination with images ranging from 1930-1968. Some objects considered but not purchased also included. (8,000 photographs, negatives and digital files)  

Bildarchiv Foto Marburg
A systematic survey of European and Syrian art and architecture in public and private collections (22,000 photographs and 2,120,000 microforms)

Archivo Mas
Spanish painting, sculpture, and architecture (55,000 photographs)

Munich Central Collecting Point
Photographic documentation of looted works of art and other objects processed through the Munich Central Collecting Point after World War II (1945–1951) (40,000 photographs) More about the Munich Central Collecting Point

Richter Archive
The collection of George M. Richter (see History), as well as subsequent pre-1970 gifts. Includes European and American art of all periods (138,000 photographs)

RIBA
Royal Institute of British Architects' collection of drawings by British architects, from the Renaissance to the present (230,000 microforms)

Saskia Digital Archive  
Digital images of world art and architecture taken by Dr. Ron Wiedenhoeft (35,000 digital images)

Scottish National Portrait Gallery
Paintings and sculptures from Scottish private collections (1,900 photographs)

I Tatti
Harvard University's partial recreation of Bernard Berenson's photographic archive of Italian Renaissance paintings at Villa I Tatti in Florence (16,000 photographs)

Witt Library and Conway Library
Microfiche facsimile of the Witt and Conway photographic archives at the Courtauld Institute, London. Includes European painting (Witt) and sculpture, architecture, and illuminated manuscripts (Conway) (1,416,000 microforms)

Zodiaque
Survey of Romanesque art and architecture.  Photographs by monks of the Benedictine Abbey of Notre Dame de la Pierre-qui-Vire (45,000 photographs)