Listed below are the letters and titles of the main classes of the Library of Congress Classification. Click on any class to view an outline of its subclasses in an interactive PDF format. This list is based on the Library of Congress Classification Outline.
Library of Congress subject headings can be really helpful when you're searching the catalog but it can be tricky figuring out the appropriate term. To locate books about Native Americans, use the following subject heading in our catalog:
Indians of North America