Companion to an exhibit that "brings to life the stories of some 40 intriguing women who helped shape the landscape of American business." Use the timeline to view background about women such as Lydia Pinkham, Madam C.J. Walker, Martha Stewart, and Oprah Winfrey. Also includes mentorship stories, games, and classroom material. Organized by the Schlesinger Library of the Radcliffe Institute for Advanced Study at Harvard University and the National Heritage Museum in Lexington, Massachusetts.