*Repositories in '''''surrounding states (or nations):''''' [[Arizona Archives and Libraries|AZ]], [[Colorado Archives and Libraries|CO]], [[Oklahoma Archives and Libraries|OK]], [[Texas Archives and Libraries|TX]], [[Utah Archives and Libraries|UT]], and [[Mexico Archives and Libraries|Mexico]].
*[[Bancroft Library]], Berkeley, CA, premier Western Americana, and Latin Americana collections, including Native Americans, Spanish encounter and colonial settlement, exploration of western America, maps and atlases, the Mexican War, westward migration, the Gold Rush, mining, land surveys, ethnic groups.
*[[Family History Library|Family History Library]], Salt Lake City, 450 computers, 3,400 databases, 3.1 million microforms, 4,500 periodicals, 310,000 books of worldwide family and local histories, civil, church, immigration, ethnic, military,
*[[National Archives Rocky Mountain Region (Denver)]] Includes old New Mexico court records and naturalizations, federal and Indian censuses, passenger arrival lists, World War I draft registrations.
*[http://www.agn.gob.mx/ Archivo General de la Nación] (AGN), Mexico City, church, civil, census, court, history, military, migration, land. Copies of colonial New Mexico records of were often sent to Mexico and Spain.<br>