Thanks to Sarah Christensen, Visual Resources Curator at the University of Illinois at Champaign-Urbana and Jesse Hendersen, Visual Resources Curator at Colgate University, for graciously allowing me to copy text and other information from their library web pages.
Learn more from their sites at https://sites.google.com/a/colgate.edu/colgatevr/digital-images-and-copyright and http://uiuc.libguides.com/images.
Tip: To find images in museums online, type in the domain site:.museum. Select images. Then type in your keyword, for example Courtly Love,
That tells the search engine to look for images of Courtly Love in a museum web site.
Here is one example:
I love how it looks like St. George has climbed down off his horse to woo the maiden.
For many more resources on Art Images, check out the Tab Finding Art Images in the Fine Arts Subject Guide.
Wikimedia Commons contains, according to the site, a collection of over 58 million freely usable media files to which anyone can contribute."Files include images, audio, video, animations, maps, and other multimedia. Users can choose from multiple images sizes when downloading, and each image is often accompanied by information about the work depicted as well as copyright information.
Image Source: "PNG logo with text" by Wikimedia Foundation is licensed under CC BY-SA 3.0
"The key goals of The Commons on Flickr are to firstly show you hidden treasures in the world's public photography archives, and secondly to show how your input and knowledge can help make these collections even richer."
Information above used with permission from the Colgate Visual Resources Library