The Library of Congress provides a wide variety of materials for jazz research including books, digitized collection items, and subscription and free online databases. This page provides a good starting place for your research.
The Library of Congress has digitized many unique collection items, including sheet music, instrumental parts and scores, and historic photographs. You can see a full list of digital collections on the Library of Congress website. The following is a selection of online presentations featuring jazz musicians.
The subscription resources marked with a padlock are available to researchers on-site at the Library of Congress. If you are unable to visit the Library, you may be able to access these resources through your local public or academic library.