The five resources listed here will be your "go-to" resources or tools for researching and finding out about American history/women's history. Clicking on the name will take you to the resource; to find out more about each one, use the "tips & hints" link under one.
The tools listed here will make your research and writing much easier. Zotero and RefWorks, especially, are the kind of resources that students say "where was this when I was doing my paper last term!"
Below is an advertisement for a book on women's career options c. 1920, taken from the American Memory Collection at the Library of Congress.