HENRY HOLT &> CO.'S WORKS ON SCIENCE. 



Hertwig's General Principles of Zoology. From the Third Edition of 

 Dr. Richard Hertwig's Lehrlntch der Zoologie. Translated and 

 edited by GEORGE WILTON FIELD, Professor in Brown Univer- 

 sity. About 200 pp. Svo. (October, '95.) 



Howell's Dissection of the Dog. As a Basis for the Study of Physi- 

 ology. By W. H. HOWELL, Professor in the Johns Hopkins 

 University. 100 pp. Svo. $i.ou, net. 



Jackman's Nature Study for the Common Schools. By WILBUR S. JACK- 

 MAN, Teacher of Natural Science, Cook County Normal School, 

 Chicago, 111. x + 44Spp. I2mo. $1.20, net. 



Kerner & Oliver's Natural History of Plants. From the German of 

 ANTON KERNER VON MARILATN, Professor of Botany in the 

 University of Vienna, by F. W. OLIVER, Quain Professor of 

 Botany in University College, London, with the assistance of 

 MARIAN BUSH and MARY E. EWART. 410. 2 vols., each bound 

 intwo parts. $7.50 a vol., net. ( I'ol. 1 ready; Vol. 1 1 ready soon.} 



Macalister's Zoology of the Invertebrate and Vertebrate Animals. By 



ALEX. MACALISTER. Revised by A. S. PACKARD. 277 pp. 

 i6mo. So cents, net. 



MacDougal's Experimental Plant Physiology. On the basis of Oels' 

 Pflanzenphysiologische Versuche. By D. T. MACDOUGAL, Uni- 

 versity of Minnesota, vi -f- 88 pp. Svo. $1.00, net. 



Macloskie's Elementary Botany. With Students' Guide to the Exam- 

 ination and Description of Plants. By GEORGE MACLOSKIE, 

 D.Sc., LL.D. 373 pp. i2mo. $'1.30, net. 



McMurrich's Text-book of Invertebrate Morphology. By J. PLAYFAIR. 

 McMuRRlCH, M.A., Ph.D., Professor in the University of Cin- 

 cinnati, vii -f- 661 pp. Svo. $4.00, net. 



McNab's Botany. Outlines of Morphology, Physiology, and Classi- 

 fication of Plants. By WILLIAM RAMSAY McNAB. Revised by- 

 Prof. C. E. BESSEY. 400 pp. i6mo. Soc., net. 



Martin's The Human Body. See American Science Series. 



*Merriam's Mammals of the Adirondack Region, Northeastern New 

 York. With an Introductory Chapter treating of the Location 

 and Boundaries of the Region, its Geological History, Topogra- 

 phy, Climate, General Features, Botany, and Faunal Position. 

 By'Dr. C. HART MERRIAM. 316 pp. Svo. $3.50, net. 



Newcomb & Holden's Astronomies. See American Science Series. 



*Noel's Buz : or, The Life and Adventures of a Honey Bee. By 

 MAURICE NOEL. 134 pp. i2mo. $1.00. 



Noyes's Elements of Qualitative Analysis. By WILLIAM A. NOYES, Pro- 

 fessor in the Rose Polytechnic Institute, x -(- 91 pp. Svo. 

 Soc., net. 



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