A biographical dictionary of scientists

Approximately 1200 scientists, no longer living, from earliest times to the present. Intended for general readers, as well as for students. Both footnotes and chronological tables have been expanded from the 2d edition. Alphabetical arrangement by names. Initialed entries include lengthy biographical information and references. Appendixes of anniversary dates and of scientists mentioned in book but not in full biographical entries. Includes subject index to topics of major importance. 1st., 1969; 2d ed., 1974.