SCIENCE.— AD VERTISEMENTS. 



Macmillan & Co.'s New Publications. 



The Cell : Outlines of General Anatomy and Physiology. 



By De. Oscae Heetwig, Professor Extraordinarius of Anatomy and Comparative Anatomy, Director 

 of the II. Anatomical Institute of the University of Berlin. Translated by M. Campbell and Edited 

 by Heney Johnstone Cajvipbell, M. D., Assistant Physician to the City of London Hospital for 

 the Diseases of the Chest, etc. With 168 Illustrations. 8vo, cloth, pp., $3.00, net. 



The American Commercial Policy. 



Tliree Historical Essays. By Ugo Eabbeno, Professor of Political Economy in the University of 

 Jlodena. Second Edition. Partly re-nritten and entirely revised by the author. Translated at the 

 Translations Bureau, London, W. C. 8vo, cloth, pp. 414, §3.25, net. 



Analytical Chemistry. 



By N. Menschutkin, Professor in the University of St. Petersburg. Translated from the third 

 German edition under the supervision of the Author. By James Locke. 8vo, cloth, pp. xii+512, 

 §4.00, net. 



The Great Frozen Land. Narrative of a Winter Journey Across the Tundras 

 and a Sojourn Among the Samoyads. 



By Geoege F. Jackson, Fellovp of the Royal Geographical Society and Leader of the Jackson- 

 Harmsworth Polar Expedition. With Illustrations and Maps. Edited from his Journals by Ae- 

 THUE MoNTEFiOEE. 8vo, cloth, pp. xviii+297, §4.50. 



Cambridge Natural Science Manuals. 



A Text=Book of Zoogeography. By Feank E. Beddaed, M. A. (Oxon), F. E. S., Pro- 

 sector of the Zoological Society of London, and Lecturer on Biology at Guy's Hospital. 13mo, cloth, 

 §1.60, nei. {BMoyical Series. ) 



Second Volume of the Century Science Series. 



Edited by SiE Henry E. Eoscoe, D. C. L., etc. (Biographies of Eminent Men of Science. ) 



Major Rennell, F. R. S., and the Rise of English Geography. 



By Clements R. Maekham, C. B., F. R. S., President of the Royal Geographical Society. 12mo, 

 cloth, $1.25. 



First Volume : John Dalton and the Rise of Modern Chemistry. 



By SiE Heney E. Eoscoe, F. E. S., etc. 16mo, cloth, §1.25. Other volumes of this series in 

 preparation. 



The Horticulturist's Rule=Book. 



A Compendium of Useful Information for Fruit-growers, Truck-gardeners, Florists and others. By 

 L. H. Bailey, Professor of Horticultui'e in Cornell University. Third Edition, thoroughly Revised 

 and Eecast, -with many Additions. 12mo, limp cloth, 75 cents. 



Short Studies in Nature Knowledge. An introduction to the Science of 

 Physiography. 



By William Gee, Certified Teacher of the Education Department and of the Science and Art Depart- 

 ments. Illustrated with 117 engravings, comprising portraits, views, etc. 12mo, cloth, $1.10, net. 



MACMILLAN & CO., 66 Fifth Avenue, New York. 



