INTERNATIONAL SCIENTIFIC SERIES. 



NO. 1. FORMS OF WATER, in Clouds, Rain, Rivers, Ice, and Glaciers. 



By Prof. Jonx TYNDALL, LL. D., F. R. S. 1 vol. Cloth. Price, $1.50. 

 No. 2. PHYSICS AND POLITICS; or, Thoughts on the Application of 



the Principles of "Natural Selection " and "Inheritance " to Political 



Society. By WALTER BAGEHOT, Esq., author of " The English Con- 



stitution." 1 vol. Cloth. Price, $1.50. 



NO. 3. FOODS. By Dr. EDWABD SMITH, F. R. S. 1vol. Cloth. Price, $1.75. 



NO. 4. MIND AND BODY. By ALEXANDEE BAIN, F. R. S. 12mo. 

 Cloth. Price, $1.50. 



NO. 5. STUDY OF SOCIOLOGY. By HEEBEET SPENCEE. 1 vol., 

 12mo. Cloth. Ready November 1st. 



PROSPECTUS. 



D. APPLETON & Co. have the pleasure of announcing that they have made arrangements for 

 publishing, and have recently commenced the issue of, a SERIES OF POPULAR MONOGRAPHS, or 

 small works, under the above title, which will embody the results of recent inquiry in the most 

 meresting departments of advancing science. 



The character and scope of this series will be best indicated by a reference to the names and 

 ftubjects included in the subjoined list, from which it will be seen that the cooperation of the most 

 distinguished professors in England, Germany, France, and the United States, has been secured, 

 and negotiations are pending for contributions from other eminent scientific writers. 



The works will be issued simultaneously in New York, London, Paris, and Leipsic. 



The INTERNATIONAL SCIENTIFIC SERIES is entirely an American project, and was originated and 

 organized by Dr E. L. Youmans, who spent the greater part of a year iu Europe, arranging with 

 authors and publishers. 



The forthcoming volumes are as follows : 



Prof. T. H. HUXLEY, LL. D., F. K. S., Bodily Mo- 



tion and Consciousness. 

 Dr. W. B. CABPENTER, LL. D., F. E. S., The 



Principles o/ Mental Physiology. 

 Sir JOHN LUBBOCK, Bart., F. E. S., The Antiq- 



uity of Man. 

 Prof. EUDOLPH VIRCHOW (of the University of 



Berlin), Morbid Physiological Action. 

 Prof. BALFOUK STEWART, LL. D., F. E. S., The 



Conservation of Energy. 

 Dr. H. CHAELTON BASTIAN, M. D., F. E. S., The 



Brain as an Organ of Mind. 

 Prof. WILLIAM ODLING, F. E. S., The New 



Chemistry. 

 Prof. W. THISTLETON DYER, B. A., B. Sc., Form 



and Habit of Flowering Plants. 

 Dr. EDWARD SMITH, F. E. S., On Diets. 

 Prof. W. KINGDON CLIFFORD, M. A., The First 



Principles of tie Exact Sciences explained 



to the Non- Mathematical. 

 Mr. J. N". LOOKYER, F. E. S., Spectrum Analysis. 

 W. LAUDER LINDSAY, M. D., F. E. S. E., Mind 



in the Lower Animals. 

 B. G. BELL PETTIGREW, M. D., The Locomotion 



of Animals, as exemplified in Walking, 



Swimming, and Flying. 

 Prof. JAMES D. DANA, M. A., LL. D., On Cepha- 



lization ; or, Head Domination in its Re- 



lation to Structure, Grade, and Develop- 



ment. 

 Prof. S. "W. JOHNSON, M. A., On the Nutrition 



of Plants. 

 Prof. AUSTIN FLINT, Jr., M. D., The Nervous 



System, and its Relation to the Bodily 



Functions. 



Prof. "W. D. WHITNEY, Modern Linguistic Sci- 

 ence. 



Prof. A. C. EAMSAY, LL. D., F. E. S., Earth 

 Sculpture. 



Dr. HENRY MAUDSLEY, Responsibility in Dis- 

 ease. 



Prof. MICHAEL FOSTER, M. D., Protoplasm and 

 the Celt Theory. 



Eev. M. J. BERKELEY. M. A., F. L. S., Fungi; 

 their Nature, Influences, and Uses. 



Prof. -CLAUDE BERNARD (of the College of 

 France), Physical and Metaphysical Phe- 

 nomena of Life. 



Prof. A. QUETELET (of the Brussels Academy of 

 Sciences), Social Physics. 



Prof. A. DE QUATREFAGES, The Negro Races. 



Prof. LACAZE-DUTHIERS, Zoology since Cwier. 



Prof. C. A. YOUNG, Ph. D. (of Dartmouth Col- 

 lege), The Sun. 



Prof. BERNSTEIN (University of Halle), Th6 

 Physiology of the Semes. 



Prof. HERMAN (University of Zurich), On Res- 

 piration. 



Prof. LEUCKARD (University of Leipsic), Out- 

 lines of Chemical Organization. 



Prof. EEES (University of Erlangen), On Para- 

 sitic Plants. 



Prof. VOGEL (Polytechnic Academy, Berlin), The 

 Chemical Effects of Light. 



Prof. WUNDT (University of Strasbourg), On 

 Sound. 



Prof. SCHMIDT (University of Strasbourg), The 

 Theory of Descent Darwinism. 



Prof. EOSENTHAL (University of Erlangen), 

 Physiology of Muscles and Nerves. 



Professors H. SAINT-CLAIRE DEVILLE. BERTHELOT, and WURTZ, have engaged to write, but 

 have not yet announced their subjects. Other eminent authors, as WALLACE, HELMHOLTZ, PARKS, 

 MILNE-EDWARDS, and H-ECKEL, have given strong encouragement that they will also take part in 

 the enterprise. 



D, APPLETOtf & 00, Publishers, 549 & 551 Broadway, tf, Y 

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