You can use Archive Grid to locate other archives and special collections across the United States. Search by individual, keyword, location, or specific library. You can also use one of the Worldcat search interfaces below:
Unpublished primary sources are original documents and objects created by individuals but not formally published. Unpublished materials are typically found in archives, libraries, and museums.
Published primary Sources include a wide range of publications, including first-person accounts, memoirs, diaries, letters, newspapers, statistical reports, government documents, court records, photographs, and more. Some of these materials were not published at the time of their creation but have subsequently been published in a collected volume (e.g. Citizen and Soldier: A Sourcebook on Military Service and National Defense)
Find published sources by using Library Catalogs, Research Guides, and published bibliographies. To find primary sources in catalogs try using the following strategies: