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History: Books

This subject guide was created to showcase library resources for history research.

eBook Showcase

Find Primary and Secondary Sources in Catalogs

Library of Congress Subject Classification

Library of Congress Classification Outline 

Lists 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.

Library of Congress Linked Data Service

Search Subject Headings, free-floating subdivisions, Genre/Form headings, and Children's headings for available authority records.

LGBTQIA+ Subject Headings

Compiled list of LGBTQI subjects from T. Sullivan, University of Indiana Libraries.

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