The Archival Research Catalog (ARC) is the online catalog of the National Archives' in the Washington, DC, area; Regional Archives; and Presidential Libraries. ARC is a work in progress.
ARC contains many descriptions of records of interest to genealogists and family historians, including:
* Applications for enrollment in Native American Indian tribes
* Court records
* Fugitive slave cases
* Land records
* Military personnel records
* Naturalization records