Sklar, who taught history for many years at SUNY Binghamton, is author of Catharine Beecher: A Study in American Domesticity (1973) and Florence Kelley and the Nation's Work: the Rise of Women's Political Culture, 1830-1900 (1995), both of which received the Berkshire Prize. A founder of the modern study of women's history, Sklar has received fellowships from the Ford, Rockefeller, Guggenheim and Mellon Foundations as well as from the Center for Advanced Study in the Social and Behavorial Sciences at Stanford. A copy of her paper is here It revisits Florence Kelley's encounter with the work of Marx and Engels while she studied in Zurich and discusses her translation of Engels' The Condition of the Working Class in England in 1844.