Contains coverage of the U.S. and the U.K., including census, vital, church, court, and immigration records, as well as record collections from Canada and other areas. A collection of more than 4,000 databases and 1.5 billion names including U.S. federal census images and indexes from 1790 to 1940; the Map Center containing more than 1,000 historical maps; American Genealogical Biographical Index (over 200 volumes), Daughters of the American Revolution Lineage (over 150 volumes), The Great Migration Begins: Immigrants to New England, 1620-1630, Social Security Death Index, WWI Draft Registration Cards, Federal Slave Narratives, and a Civil War collection.