BENJAMIN F. SHEARER is Vice-President for Student Life at Neumann College in Aston, Pennsylvania. He and his wife, Barbara, are the authors of State Names, Seals, Flags, and Symbols (Greenwood, 1987, rev. ed. 1994), as well as several other books published by Greenwood Press. They are currently preparing Notable Women in the Physical Sciences for Greenwood Press (forthcoming 1996).BARBARA S. SHEARER is Director of Public Services and External Relations at the Scott Memorial Library, Thomas Jefferson University, in Philadelphia. She is co-editor (with Geneva Bush) of Finding the Source of Medical Information: A Thesaurus-Index to the Reference Collections (Greenwood, 1985). She has also published several articles on medical database searching and on bibliometrics.