REFERENCES TO LITERATURE 



1. Soddy, F. 



2. Le Bon, G. 



3. Curie, P. 



4. Mackower, W. 



5. Thomson, J. J. 



6. Lodge, O. J. 



7. Spencer, H. 



8. Arrhenius, S. A. 



9. Arldt, T. 



10. Joly, T. 



11. SoUas, W. T. 



12. Geikie, A. 



13. Macfarlane, J. M. 

 U. Weed, W. H. 



15. Davis, B. M. 



16. Jones, H. 



17. Burton, E. F. 



18. Ostwald, W. 



19. Walker, J. 



20. Fauvelle, Dr. 



21. Btitschli, O. 



22. Mann, G. 



23. Leduc, S. 



24. Czapek, F. 



25. Hober, R. 

 20. Duclaux, J. 



27. Macallum, A. B. 



28. Waller, A. D. 



29. Zopf, W. 



30. Hansgirg, A. 



31. Gomont, M. 



32. West, G. S. 



33. Tilden, J. 



34. Kirchner, O. 



35. Phillips, O. P. 



36. Kiitzing, F. Y. 



37. Setchell, A. W. 



38. Engelmann,T.W. 



Radioactivity, (1904). 



Evolution of Forces (Inter. Sc. Ser.), (1909). 

 OEuvres, (1908). 

 Radioactive Substances, (1908). 

 Electricity and Matter, (1904). 

 Modern Views of Electricity, 3rd ed. (1907). 

 Principles of Biology, 6th ed. (1898). 

 Worlds in the Making, (1908). 

 Entwicklung der Kontinente, (1907). 

 Trans. Roy. Dublin Soc. s. 2, v. 7 (1899); also Geo- 

 logical Magazine, s. 4, v. 7 (1900). 

 Age of the Earth, (1905). 

 Textbook of Geology, 4th ed. (1903). 

 Jour. Acad. Nat. Sc. Phila., 2d ser. 15 (1912). 

 U. S. Geol. Surv. 9th Annual Report, (1888). 

 Science, 6 (1897). 

 Physical Chemistry, (1902). 

 Philos. Mag. ser. 6, 11 (1906). 

 Principles of Inorganic Chemistry, (1908), 

 Physical Chemistry, 4th ed. (1907). 

 La Physico-Chimie, (1908). 



Protoplasm and Microscopic Foams (Eng. Tr.), (1894). 

 Physiological Histology, (1902). 

 The Mechanism of Life, (1911). 

 Biochemie der Pflanzen, (1905). 

 Physikalische Chemie der Zelle, (1911). 

 La Chimie de la Matiere vivante, (1910). 

 Trans. Canad. Inst., 8 (1909). 

 Lectures on Animal Electricity, (1897). 

 in Schenk's Handbuch, 4 (1890). 

 Physiol, u. Phyto. Untersuchungen, (1893). 

 Ann. Sc. Nat. ser. 7, 16 (1892). 

 Jour, of Bot., 40 (1902). 

 Minnesota Algae, (1910). 

 Pflanzenfamilien, 1 abt. 1. (1898). 

 Bot. Contrib. Univ. Penna., 2 (1904). 

 Species Algarum, (1849). 

 Science, n. s. 17 (1903). 

 Arch. f. d. ges. Physiol., 29 (1882). 



851 



