Credo Reference provides access to a broad variety of reference sources from dictionaries to encyclopedias covering topics from the arts to the sciences. It has an image collection, maps, and audio pronunciation files. You can search the whole collection or a specific subject area.
This database features full text for more than 1,990 reference books, encyclopedias and non-fiction books from leading history publishers. It also contains nearly 57,000 historical documents, more than 77,000 biographies of historical figures, more than 37,400 historical photos and maps, and more than 80 hours of historical video.