GenderStats through the World Bank is "a compilation of data on key gender topics from national statistics agencies, United Nations databases, and World Bank-conducted or funded surveys. Continuously updated."
"IWPR focuses on issues of poverty and welfare, employment and earnings, work and family issues, health and safety, and women's civic and political participation."
"Women Working, 1800 - 1930 focuses on women's role in the United States economy and provides access to digitized historical, manuscript, and image resources selected from Harvard University's library and museum collections."