(no remote access) Ancestry Library Edition is a comprehensive online source of information for conducting genealogical research. It includes approximately 4,000 databases including key collections such as:
U.S. Federal Census images and indexes from 1790 to 1930
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 (updated monthly)
WWI Draft Registration Cards
Federal Slave Narratives
A strong Civil War collection
Ancestry Library Edition updates continually, with more indexes and original images added all the time.
Note that HeritageQuest Online offers similar information as part of the TexShare Databases from the Texas State Library. HeritageQuest is available remotely, so you can access it at home.