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Alexandria (VA) Archives and Records Center, Alexandria Library, Special Collections Home, Arlington (VA) Community Archives, Burlington, MA, Municipal Archives, City of Boston: Archives and Records, House of Local History, LaGuardia and Wagner Archives, Montgomery County Archives, Stuhr Museum and Archives Research Department, Sumner County Archives, Tennessee
Alabama Department of Archives and History, Alaska State Archives, Arizona History and Archives Division, Arkansas History Commission and State Archives, California State Archives, Colorado State Archives, Connecticut State Archives, Delaware Public Archives, Florida State Archives, Friends of the Missouri State Archives
Center for American History
Collections at the University of Texas examining the historical development of the United States.
Library of Congress American Memory
Hold primary source and archival materials relating to American culture and history.
Office of Technology Assessment Archive
OTA was established by Congress in 1972 to provide congressional committees with analyses of emerging, difficult, and often highly technical issues.
Seattle Archdiocesan Archives
Collection examines the Catholic Church in the Pacific Northwest, including sacramental, academic and corporate records, as well as photographs and artifacts.
The National Security Archive
An independent non-governmental research institute and library located at The George Washington University. The Archive collects and publishes declassified documents acquired through the Freedom of Information Act.
USPTO Web Patent Databases
The US Patent and Trademark Office (PTO) now offers World-Wide Web (Web) access to bibliographic and full-text patent databases.