INTERNATIONAL SCIENTIFIC SERIES. 



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



1. FORMS OF WATER, in Clouds, Rain, Rivers, Ice, and Glaciers. By Prof. JOHN 



TYNDALL. $1.50. 



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



of "Natural Selection" and "Inheritance" to Political Society. By WALTER 

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3. FOODS. By EDWARD SMITH, M.D., LL.B., F. R.S. $1.75. 



4. MIND AND BODY. By ALEXANDER BAIN, LL. D. $1.50. 



5. THE STUDY OF SOCIOLOGY. By HERBERT SPENCER. $1.50. 



(5. THE NEW CHEMISTRY. By Prof. JOSIAH P. COOKE, Jr., of Harvard Uni- 

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7. THE CONSERVATION OF ENERGY. By Prof. BALFOUB STEWART, LL.D., 



F. R.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. MAUDSLEY, M. D. $1.50. 



10. THE SCIENCE OF LAW. By Prof. SHELDON AMOS. $1.75. 



11. ANIMAL MECHANISM. A Treatise on Terrestrial and Aerial Locomotion. By 



E. J. MAREY. 117 Illustrations. $1.75. 



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



ENCE. By J. W. DRAPER, M. D., LL. D. $1.75. 



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



SCHMIDT, of Strasburg University. $1.50. 



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



VOGEL. 100 Illustrations. $2.00. 



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., F. R. S. $1.75. 



18. THE NATURE OF LIGHT. By Dr. E. LOMMEL. 88 Illustrations and a Plate 



of Spectra in Chromo-lithography. $2.00. 



19. ANIMAL PARASITES AND MESSMATES. By M. VAN BENEDEN, Professor 



of the University of Louvain. 83 Illustrations. $1.50. 



20. ON FERMENTATIONS. By P. SCIIUTZENBERGEI:. Director at the Chemical 



Laboratory at the Sorbonne. 28 Illustrations. $1.50. 



21. THE FIVE SENSES OF MAN. By J. BERNSTEIN, O. O. 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 LOCKYER. Illus- 



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



H. Tm'RSTON, A. M., C. E. 163 Illustrations. $2.50. 



25. EDUCATION AS A SCIENCE. By ALEX. BAIN, LL. D. $1.75. 



26. MODERN CHROMATICS. By OGDEN N. ROOD. Professor of Physics in Co- 



lumbia College. 130 original Illustrations. $2.00. 



27. THE HUMAN SPECIES. By A. DK QUATKEFAGES. $?.00. 



28. THE CRAYFISH : An Introduction to the Study of ZoOIogy. By Prof. T. II. 



HUXLEY. 82 Illustrations. $1.75. 



29. THE ATOMIC THEORY. By AD. WTTRTZ, Membre de Tlnstitut, etc. Trans- 



lated by E. CLKMINSHAW. $1.50. 



30. ANIMAL LIFE AS AFFECTED BY THE NATURAL CONDITIONS OF 



EXISTENCE. By KARL SEMPER, Professor of the University of Wurzburg. 

 With 2 Maps and 106 Woodcuts. 



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