Home

• AP Images - photos from the Associated Press, historic, contemporary, etc.
• Flickr.com - largest free image collection for scholars & public   EXPLANATION
• ARTstor - not just art, but historic photos, buildings, popular culture; over 100,000 images
• Insight Visual Collections - High-quality image collections (not all available to the public)
• Duke Digital Collections - Duke's Special Collections' Library scans of advertising, historic photos, manuscripts, Women's Studies

Embedded Collections (image searching in journal databases)

• ProQuest - in "Advanced Search" limit the field to "Image Caption"
• Jstor - type title in key-word search, a separate tab appears for found images (some in color)

Commercial Collections (charge for use, but browsing is free)

• Corbis - Bill's Gates' image fee-based image service; selected categories can be royalty-free
• Getty Images - a stock images service (generally for commerical purposes, not associated with the Getty Museum)

Art Museum websites generally have a selection of high-quality images from their individual collections.

See also,

Art Index/Art Abstracts - online periodical database which indexes images in art journals separately from the articles.  Since art magazines are heavily illustrated with unique images, this is a major source for pictures of art.

• ARTstor - strong on classical images
• Flickr.com - Yahoo's free picture-sharing website.  Scholars & public's images include many archaeological sites, museum objects 
• Visual Media Collections at Duke (formerly MDID@Duke) - Dept of Art, Art Hist & Visual Studies study collection, Classical Collection, and commercial art collections (Archivision, Davis, and Saskia). 
• Camio - art from American art museums (includes ancient).  All photos take directly from objects
• Index of Christian Art - Princeton's photo initative, includes late classical religious (not just Christian) art
• Perseus Digital Library - fundamentally a classical-subject digital collection, other periods have been added

Microfiche

Index of Ancient Art and Architecture [microform].  - 100,000 images microfilmed from the Deutsches Archäologisches Institut collection.  Use the printed index guide (a book) to locate images.  Images are scanable via Lilly's microfiche reader. Lilly Microfiche M204. 

• ARTstor - click photography collections, then search 
• Flickr.com - largest free image collection for scholars & public MORE INFO
• George Eastman House- largest photography collection in the United States

• Visual Media Collections at Duke (formerly MDID@Duke) - Image collections developed by Duke academic departments including Art, Art History & Visual Studies; Classical Studies; Information Science + Information Studies: Nasher Museum of Art; Music; Theater; the School of Nursing (only SoN); and the Visualization Technology Group; as well as commercially licensed art and architecture collections.

• Marburger Index - art held in German collections, good for classical sculpture [click the British flage for English]

Medical- History

• Historical images in medicine - Duke Medical Center Library's Historical Images in Medicine
• Images from the History of Medicine - National Library of Medicine Images

Science Portal

• TASI - Comprehensive image portal for scientific images

Images Collections at Duke
   Duke Digital Collections - Advertising, historic photos, manuscripts, Women's Studies

Cartography
   David Rumsey Maps - Part of the Insight Collection, spectacular, large-scale images of historic maps

Holocaust
   Shoah Foundation Images - Survivors and other witnesses to the Holocaust

American
   Harper's Weekly - scans of original line drawings from the magazine (great for Civil War)
   Picturing U.S. History - Online Resource for Teaching with Visual Evidence, maintained by the American Social History Project.

Britain/Ireland
  Institute for British and Irish Studies (USC) IBIS

Christian

Art in the Christian Tradition - Vanderbilt University's collection of historic an contemporary relgious art and symbolism.  A sophisticated tool employing the ICONCLASS hierarchy.

Index of Christian Art - Princeton's photo initative, includes late classical religious (not just Christian) art