SCIENTIFIC WORKS. 



3 



Antiquity of Man. By JaiDes 

 Geikie, S. E. 8. E., F. 6. S., of 

 H. M. Geological Survey of 

 Scotliind, With Maps and Illus- 

 trations. 1 Tol. , 12mo ... Cloth, $2 50 



HAECKEL. The History of Cre- 

 ation ; or, the Development of 

 the Earth and its Inhabitants by 

 the Action of Natural Causes. 

 A. Popular Exposition of the 

 Doctrine of Evolution in gen- 

 eral, and of that of Darwin, 

 Goethe, and Lamarck, in par- 

 ticnlar. Erom the German of 

 Ernst Haeckel, Professor in the 

 University of Jena. The transla- 

 tion revised by Professor E. Eay 

 Lankester, M. A., P. E. 8., Fel- 

 low of Exeter College, Oxford. 

 Dlustrated with Lithographic 

 Plates. In 2 vols., 12mo.. Cloth, 6 00 



HAEEIS (GEOEGE, P. 8. A.) Civ- 

 ilization considered as a Science. 

 1vol., 12mo Cloth, 160 



HELMHOLTZ (H.), Professor of 

 Physics in the University of 

 Berlin. • Popular Lectures on 

 Scientific Subjects. Translated 

 byE. Atkinson, Ph. D., P. 0. 8. 

 With an Introduction by Prof. 

 Tyndall. 12mo Cloth, 2 00 



HUXLEY'S Man's Place in Nature. 



lvol.,12mo Cloth, 1 25 



On the Origin of Species. 1 



vol., 12mo Cloth, 1 00 



More Criticisms on Darwin, 



and Administrative Nihilism. 

 1vol., 12mo Limp Cloth, 60 



A Manual of the Anatomy of 



Tertebrated Animals. Illus- 

 trated. 1 VOL, 12mo.... Cloth, 2 50 



Lay Sermons, Addresses, and 



Eevlews. 1 vol., 12mo.. Cloth, 175 



Critiques and Addresses. 



12mo Cloth, 160 



Direct Evidence of Evolu- 

 tion. Lectures delivered in N. T. 

 City in Sept., 1876. {In press.) 



HUXLET and TOUMANS'S Ele- 

 ments of Physiology and Hy- 

 giene. By T. -Huxley and W. 

 J. Toumans. 1 vol., 12mo .... 1 75 



INTEENATIONAL SCIENTLPIC 

 8EEIES. 

 No. I. Forms of Water in Clouds, 

 Eain, Elvers, Ice, and Glaciers. 

 By Prof. John TyndaU, LL. D., 

 P. E. 8. 1 vol., 12mo. . . . Cloth, $1 50 



II. Physics and Politics; or. 

 Thoughts on the Application of 

 the Principles of " Natural Se- 

 lection," and " Inheritance," to* 

 Pohtical Society. By Walter 

 Bagehot, Esq., author of " The 

 EngUsh Constitution." 1 vol., 

 12mo aoth, 150 



III. Poods. By Edward Smith, 

 M. D., LL. B., F. E. S. 1 vol. 



Cloth, 1 75 



IV. Mind and Body. The The- 

 ories of their Eolations. By 

 Alex. Bain, LL. D., Professor 

 of Logic in the University of 

 Aberdeen. 1 vol., 12mo.. Cloth, 1 50 



V. The Study of Sociology. By 

 Herbert Spencer. 1 vol., 12mo. 



Cloth, 1 50 

 VL The Now Chemistry. By 

 Prof Josiah P. Cooke, Jr., of 

 Harvard University. 1 vol., 

 12mo Cloth, 2 00 



VII. The Conservation of En- 

 ergy. By Prof. Balfour Stew- 

 art, LL.D., F.E.S. 1 vol., 

 12mo Cloth, 1 50 



VIII. Animal Locomotion; or. 

 Walking, Swimming, and Fly- 

 ing, with a Dissertation on Ae- 

 ronautics. ByJ. BellPettigrew, 

 M.D., F.E.S., F.E. S. E., F. 

 B.C. P. E. lvol.,12mo. Fully 

 illustrated Cloth, 1 75 



IX. Responsibility in Mental Dis- 

 ease. By Henry Maudsley, 



M. D. 1 vol., 1 2nio Cloth, 150 



X. The Science of Law. By Prof. 

 Sheldon Amos. 1 vol., 12mo. 



Qoth, 1 75 



XI. Animal Mechanism. A Trea- 

 tise on Terrestrial and Aerial 

 Locomotion. By E. J. Marey. 

 With 117 lUnstrations. 1 vol., 

 12mo Cloth, 1 75 



XII. The History of the Conflict 



