Most history books will be secondary sources, but check the "Finding Primary Sources" tab for suggested strategies for finding primary source materials in the library catalog.
Books, Periodical Titles, Videos and other cataloged materials
This is the library catalog for University Libraries. Your search will help you locate materials owned by University Libraries, including books, magazines, and other cataloged materials.
A unified catalog of many Colorado area libraries. Books held by the libraries can be requested via Prospector and are delivered to the Main Library Lending Desk in 3 to 5 days.
The world's largest bibliographic database presents bibliographic records for books, serials (journals), and all other formats. Use WorldCat to find materials not in University Libraries or Prospector.
CRL holds approximately five million newspapers, journals, dissertations, archives, government publications, and other traditional and digital resources for research and teaching.
Google has worked with many major universities such as Stanford, Princeton, the University of Michigan and Oxford University to scan their out-of-print and current books.
Seeks to preserve and offer access, not only to born-digital content, but to digitized content in various formats (text, audio, video, and software), and to archived Web pages. Its partners for content include the Library of Congress and Smithsonian.
Full text, indexes, and abstracts of journal articles, book reviews and dissertations covering the entire period of U.S. and Canadian history (prehistory-present).
A full-text database containing complete backfiles of over 2,000 core scholarly journals that have been digitized, starting with the first issues and dating from the 1800s to within three to five years ago.