African American World Includes a timeline and links to other sites of interest. From WNET-Newark, National Public Radio, and the Corporation for Public Broadcasting.
American Memory A large collection of historical documents and images from the Library of Congress.
American Slave Narratives: An Online Anthology Collected by the WPA from 1936 to 1938, and hosted by the University of Virginia.
Constitution Finder Links to constitutions, basic laws, and charters from Afghanistan to Zimbabwe. Many in English translated versions.
Core Documents of US Democracy A list of links from the Superintendent of Documents, US Government Printing Office.
EuroDocs Large collection of links to primary sources in European history, many translated to English. Maintained by Brigham Young University Library.
US Bureau of the Census Not always easy to get at, but a wealth of information is here about population and economic conditions.
US Constitution - Annotated Prepared by the Congressional Research Service of the Library of Congress. Searchable.
US Constitution Just the text, with all amendments, from Cornell University School of Law.
Encyclopædia Britannica Online is not a bad source for beginning research, or to check simple facts.
Infotrac Expanded Academic ASAP Has access to some History journals.
Ebsco Academic Search also has access to History Journals
American Humanities Index. A collection of bibliographic references. Index and abstracting only.
Military & Government Collection news and information dealing with the US government. Can be useful in researching national policy, Congressional testimony, etc.