Online Sources for Finding Works in the Public Domain
These sites are good places to start looking for works in the public domain; however, you should always check copyright notices for the specific work before using it.
This site includes a searchable catalogue of images, movies, audio, text, and Web sites whose creators have licensed them into the Creative Commons to be used for copying, adapting, etc.
Creative Commons Search
This search page allows you to search the Web for items that have been licensed in the Creative Commons.
This site features music licensed in the Creative Commons.
This site focuses on sound, rather than music, licensed in the Creative Commons.
American Memory Project
This site from the Library of Congress offers collections of images, sounds, and videos, many of which are in the public domain.
New York Public Library Digital Gallery
This site offers a searchable database of over 520,000 images scanned from books. Many are in the public domain.
Utopia Portrait Gallery
This searchable collection of portraits of historical figures is in the public domain.
U.S. Government Photos and Multimedia
Search from this page for images and other resources from government agencies. Most are in the public domain.
USDA Online Photography Center
The USDA has over 120,000 images of animals, transportation, Americana, and many other categories.
NASA offers images and other multimedia resources, most of which are in the public domain.