INTERNATIONAL SCIENTIFIC SERIES. 



NO IV RE A D Y. In izmo and bound in cloth. 



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



JOHN TYNDALL. $1.50. 



2. PHYSICS AN-D POLITICS; or, Thoughts on the Application of the Principles 



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



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. $1.50. 



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



6. THE NEW CHEMISTRY. By Prof, JOSIAU P. COOKE, Jr., of Harvard 



University. $-2.00. 



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



F. R. S. $1.50. 



8. ANIMAL LOCOMOTION; or, Walking, Swimming, and Flying, with a 1ns- 



sertation on Aeronautics. By J. B. PETTIGKEW. M. D. illustrated. $1.75. 



9. RESPONSIBILITY IN MENTAL DISEASE. By H. MAITDSLEY, 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 RELIGION ANI> 



SCIENCE. By JOHN WILLIAM LRAPER, 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. HER- 



MANN VOGEL. 100 Illustrations. $2.00. 



15. FUNGI; their Nature, Influence, and Uses. By M. C. COOKE, LL.D. Ed- 



ited byM. 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, with an Account of Physical Optics. By Dr. 



E. LOMMKL, Professor in the University of Erlangen. 88 Illustrations and 

 a Plate of Spectra in Chromo-lithography. $2.00. 



19. ANIMAL PARASITES AND MESSMATES. By M. TAN BENEDEN, Pro- 



fessor of the University of Louvain. 88 Illustrations. $1.50. 



20. ON FERMENTATIONS. By P. SCHUTZENBERGEI:. 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 



University of Halle. 11) Illustrations. $1.75. 



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



PIETRO BLASERNA, of the Royal University of Rome. Numerous Wood- 

 cuts. $1.50. 



23. STUDIES IN SPECTRUM ANALYSIS. By J. NORMAN LOCKYER. Illustra- 



tions. $2.50. 



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



H. THCRSTON, A. M., C. E., Professor of Mechanical Engineering. 163 Illus- 

 trations. $2.50. 



25. EDUCATION AS A SCIENCE. By ALEXANDER BAIN, LL. D., Professor of 



Loiric in the University of Aberdeen. $1.75. 



26. MODERN CHROMATICS, with Applications to Art and Industry. By OGDEN 



N. ROOD. Professor of Physics in Columbia College. 130 original Illustra- 

 tions. $2.00. 



27. THE HUMAN SPECIES. By A. DK QUATREFAGES, Professor of Anthropology 



in the Museum of Natural History, Paris. *'.?.00. 



23. THE CRAYFISH : An Introduction to the Study of ZoGlogy. By Prof. T. 

 H. HUXLEY. 82 Illustrations. $1.75. 



For sale by all booksellers. Any volume sent by mail, post-paid, to any address 

 in the United States, on receipt of price. 



J). APPLETON & CO., Publishers, 1, 3, & 5 Bond St., New York. 



