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| | United States History |
 | | Primary arrangement is by Library of Congress classification number, such as E—America (General) and United States (General). |
 | | Annotated entries for over 1100 reference works useful for political, social, intellectual, and economic history and the history of civilizations, holdings of archives, chronologies, and auxiliaries to the study of history, such as heraldry, genealogy, and biography. |
 | | A comprehensive directory of state and local historical societies on the World Wide Web, provided by the Local History Services Department of the Indiana Historical Society. |
| www2.lib.udel.edu /subj/hist/resguide/ushist.htm (2418 words) |
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