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Information from the UR Writer's Web on how to find images that have Creative Commons licenses and can be used with attribution.
The following link takes you to a site with great examples of how to cite images using Chicago Manual of style in your papers. You can also consult the Chicago Manual in sections 12.31 - 12.51 for directions on how to write captions and credit lines.
Images can enhance almost any presentation. Some of the online encyclopedias and articles will have images, but it is not always possible to copy or save them because they are protected. Here are some other ways to find images.
Photos and images from The Associated Press and its partner companies.
Excellent resource for illustrations, copyright free for educational use. Can search by concept (hostages) as well as specific people or events (Einstein).; Photographs, prints, graphics, audio and text; Coverage back to the 1800s, primary coverage late 20th century-present