INTERNATIONAL SCIENTIFIC SERIES. 



NOW READY. In 12mo, and bound in cloth. 



1. F0EM8 OF WATEE, in Cloucls, Rain, Elvers, Ice, and Glaciers. By Prof. John 



Tyndall. ifl.SO. 



2, PHYSICS AND POLITICS; or, Thoushts on the Application of the Principles 



of "Natural Selection'" and "Inheritance" to Political Society. By Walter 

 Bagehot. $1.50. 

 8. FOODS. By Edward Smith, M. D., LL. B., F. R. S. $1.75. 



4. MIND AND BODY. By Alexander Bain, LL. D. $1.60. 



5. THE STUDY OF SOCIOLOGY. By Heebekt Spencer. $1.50. 



6. THE NEW CHEMISTRY. By Prof. .Tosiah V. Cooke, Jr., of Harvard Uni- 



versity. $2.00. 

 T. THE CONSERVATION OF ENERGY. By Prof. Bai.eoub Stewart, LL.D., 

 F.E.S. $1.50. 



8. ANIMAL LOCOMOTION; with a Dissertation on Aeronautics. By J. B. Petti- 



grew, M. D. Illustrated. $1.75. 



9. RESPONSIBILITY IN MENTAL DISEASE. By H. Maudslet, M. D. $1.50. 



10. THE SCIENCE OF LAW. By Prof. Sheldon Amos. $1.75. 



11. ANIMAL MECHANISM. A Treatise on Terrestrial and Aerial l,ocomotion. By 



E. J. Maeey. 117 Illustrations. $1.75. 



12. THE HISTORY OF THE CONFLICT BETWEEN RELIGION AND SCI- 



ENCE. By J. W. Draper, M. D., LL. D. Sl-75. 



13. THE DOCTRINE OF DESCENT, AND DARWINISM. By Prof. Oscar 



Schmidt, of Strasburg University. $1.50. 



14. THE CHEMISTRY OF LIGHT AND PHOTOGRAPHY. By Dr. Hermann 



VoGEL. 100 Illustrations. !f2.00. 



15. FUNGI ; their Nature, Influence, and Uses. By M. C. Cooke, LL. D. Edited by 



M. J. Berkeley. 109 Illustrations. $1.50. 



16. THE LIFE AND GROWTH OF LANGUAGE. By Prof. W. D. Whitney, of 



Yale College. $1.50. 



17. MONEY AND THE MECHANISM OF EXCHANGE. By W. Stanley 



Jevons. M. A., P. K. S. $1.75. 



18. THE NATURE OF LIGHT. By Dr. K. Lommel. 88 Illustrations and a Plate 



of Spectra in Chromo-iithograph y. $2.00. 



19. ANIMAL PARASITES AND MESSMATES. By M. Van Beneden, Professor 



of the University of Louvain. 8-3 Illustrations. $1.50. 



20. ON FERMENTATIONS. By P. Schutzekberger, Director at the Chemical 



Laboratory at the Sorbonne. 28 Illustrations. $1.50. 



21. THE FIVE SENSES OF MAN. By J. Bernstein, 0. 0. Professor in the Uni- 



versity of Halle. 19 Illustrations. $1.75. 



22. THE THEORY OF SOUND IN ITS RELATION TO MUSIC. By Prof. 



Pietro Blaserna. Numerous Woodcuts. $1.50. 



23. STUDIES IN SPECTRUM ANALYSIS. By J. Norman Lockyee. Illus- 



trations. $2.60. 



24. A HISTORY OF THE GROWTH OF THE STEAM-ENGINE. By Egbert 



H. Thueston. a. M.. C. E. 168 Illustrations. $2.50. 



25. EDUCATION AS A SCIENCE. By Alex. Bain, LL.D. $1.7.5. 



26. MODERN CHROMATICS. By Ogden N. Rood, Professor of Physics in Co- 



lumbia College. 130 original Illustrations. $2.00. 



27. THE HUMAN SPECIES. Bv A. De Quatrefages. $2.00. 



2s. THE CEAYFI8H : An Introduction to the Study of Zoology. By Prof. T. H. 

 HirxLKY. 82 Illustrations. $1.75. 



29. THE ATOMIC THEOEY. By Ad. Wiirtz, Membre de I'Institut, etc. Trans- 



lated by E. Cleminshaw. $1.50. 



30. ANIMAL LIFE AS AFFECTED BY THE NATURAL CONDITIONS OF 



EXISTENCE. By Karl Semper, Professor of the University of Wiirzburg. 

 With 2 Maps and 106 Woodcuts. 



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