Biology, Evolution, Etc.

COPE, E. D., Ph. D.

219. THE PRIMARY FACTORS OF ORGANIC EVOLUTION, by E. D. Cope, Ph. D., Member of the United States National Academy of Sciences; Professor of Zoölogy and Comparative Anatomy in the University of Pennsylvania. Second edition. 1904. 121 illustrations. Pp. 550. Cloth $2.00 net. (10s.).

DE VRIES, HUGO

332. SPECIES AND VARIETIES, THEIR ORIGIN BY MUTATION, Lectures delivered at the University of California by Hugo de Vries, Professor of Botany in the University of Amsterdam. Edited by Daniel Trembly MacDougal, Assistant Director of the New York Botanical Garden. 1905. Pp. xviii., 847. $5.00 net. (21s. net.)

332a. FRAMING PORTRAIT OF HUGO DE VRIES, Platino finish. Size, 10“×12”; unmounted. Price, postpaid, $1.00. (4s. 6d. net.)

HUEPPE, DR. FERDINAND

257. THE PRINCIPLES OF BACTERIOLOGY, by Dr. Ferdinand Hueppe, Professor of Hygiene in the University of Prague. Authorized translation from the German by Dr. E. O. Jordan, Assistant Professor of Bacteriology in the University of Chicago. 1899. Pp. xi., 465. $1.75 net. (9s.).

ROMANES, GEORGE JOHN, M. A., LL. D., F. R. S.

240. AN EXAMINATION OF WEISMANNISM, by George John Romanes, M. A., LL. D., F. R. S., Honorary Fellow of Gonville and Caius College, Cambridge. Second edition. 1899. Pp. ix., 221. Cloth $1.00 net.

237. DARWIN AND AFTER DARWIN, An Exposition of the Darwinian Theory and a Discussion of Post-Darwinian Questions, by George John Romanes, M. A., LL. D., F. R. S., Honorary Fellow of Gonville and Caius College, Cambridge. Three volumes. $4.00 net.

238. PART I. THE DARWINIAN THEORY. Third edition. 1901. Pp. xiv., 460. Cloth $2.00.

239. PART II. POST-DARWINIAN QUESTIONS: HEREDITY AND UTILITY. Second edition. 1897. Pp. xii., 344. Cloth $1.50.

252. PART III. POST-DARWINIAN QUESTIONS: ISOLATION AND PHYSIOLOGICAL SELECTION. 1897. Pp. 181. Cloth $1.00.

SHUTE, D. KERFOOT, A. B., M. D.

276. A FIRST BOOK IN ORGANIC EVOLUTION, by D. Kerfoot Shute, A. B., M. D., Ophthalmic Surgeon to the University Hospital (Columbian), Professor of Anatomy in the Columbian University. 1899. 39 illustrations. Pp. xvi., 285. Cloth $2.00 net. (7s. 6d. net.)

VON NÄGELI, CARL

300. A MECHANICO-PHYSIOLOGICAL THEORY OF ORGANIC EVOLUTION, by Carl von Nägeli. Summary. 1898. Pp. 53. Cloth 50c net. (2s. 6d. net.)

WEISMANN, AUGUST

299. ON GERMINAL SELECTION, as a Source of Definite Variation, by August Weismann. Translated from the German by Thomas J. McCormack. Second edition. 1902. Pp. 87. Cloth 60c net. (3s. net.)