FDsys (Federal Digital System). Provides free online access to official publications from all three branches of the Federal Government.

GPO Monthly Catalog. Indexes more than 500,000 U.S. government publications from July 1976 to the present.

GenderStats. Compiles statistics on gender topics at the country level with statistics drawn from a variety of sources. Updated as additional statistics become available.

Women and Social Movements in the United States, 1600-2000. More than 20,000 pages of documents representing 57 projects related to the history of women in American social movements. Some 1,600 documents, 600 images, and more than 600 links to other websites are included.