Haas, Paul, 1877- Introduction to the chemistry of plant products. By Paul Haas ... and T.G. Hill. - London, New York, Bombay and Calutta, Longmans, Green and co., 1913. - 401 p. illus. 24 cm. References at end of some of the chapters. LCCN: agr13001991 Subjects--Topical Terms: Botanical chemistry. LC Class. No.: QK861 / .H3 1913 Dewey Class. No.: 463.2 H11