This list represents only a small sample of electronic databases available to researchers at the Library of Congress. Moreover, since the study of the crusades is interdisciplinary in nature, the databases listed below are general in scope and provide access to a myriad of periodicals concerning the humanities and social sciences. Journals relating to pertinent subject matter would be included in those databases.
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.
Below are some websites that contain freely available primary sources on the crusades.