Trove.net contains works from 300 BCE to the present and includes a variety of images from leading cultural heritage collections. The works represented range from papyrus fragments from ancient Greece, to Chaucer's "The Canterbury Tales," to vintage advertising labels, to 20th-century architectural photos. These images can be licensed for use by individuals and businesses. RLG's Trove.net contains works from major international collections?national libraries and renowned universities?as well as images from many other museums, libraries, and archives.
Here's an example search for the term "baseball." At the bottom of the results page you should spot an image result. Click, and you'll see a larger thumbnail with the chance to click again and see the full image. Those with institutional memberships to RLG Cultural Materials can click through to the image while those who don't can license the image for various types of use.