BIBLIOGRAPHY 543 



Langmuir, I.: Properties of liquids, Jour. Am. Chem. Soc, 39: 1848 (1917). 

 Scarlett, A. J., el al.: Emulsification by solid powders. Jour. Phys. Chem., 



31: 1566 (1927). 

 Seifriz, W.: Emulsions of hydrocarbon oils, Jour. Phys. Chem., 29 : 587, 738, 



834 (1925). 

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66: 124 (1923). 

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VIII. HYDROPHILIC SOLS AND GELS 



Freundlich, H.: Kapillarchemie, Leipzig, 1932. 



Holmes, H. : Reactions in gels, "Colloid Chemistry," (ed., J. Alexander), 



vol. I, p. 575, New York, 1926. 

 LiESEGANG, R. E.: "Schichtungen bei Diffusionen," Leipzig, 1907. 

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 ScHALEK, E., el al.: Eisenoxydgallerten (Thixotropie), Koll. Zeit., 32: 518; 



33: 326 (1923). 

 Weiser, H. B.: JelUes, "Colloidal Behavior" (ed., R. H. Bogue), vol. I, 



p. 377, New York, 1924. 



IX. SURFACE TENSION 



Adam, N. K.: "The Physics and Chemistry of Surfaces," Oxford, 1930. 

 GiBBS, J. W. : On the equilibrium of heterogeneous substances. Trans. Conn. 



Acad., 3: 108, 343 (1875-1878); "Collected Works," New York, 1928. 

 Harkins, W. D., et al.: The structure of the surface of liquids. Jour. Am. 



Chem. Soc, 39: 354 (1917). 

 Hill, A. V.: The surface tension theory of muscular contraction, Proc. Roy. 



Soc, B, 98: 506 (1925). 

 Jennings, H. S. : Movements of Amoeba, Carnegie Pub. 16, 129 (1904). 

 Lecomte du NotJY, P.: "Surface Equilibria of Biological and Organic 



Colloids," New York, 1926. 

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p. 146 (1929). 

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MuDD, S., et al.: Wetting properties of leucocytes, Jour. Gen. Physiol., 



14: 733 (1931). 

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 Rhumbler, L. : Lebenserscheinungen der Zelle, Arch. Entvnchelungsmech. 



Or^., 7: 103 (1898). 



X. ADSORPTION 



Freundlich, H. : Adsorption, "Colloid Chemistry" (ed., J. Alexander), 

 vol. I, p. 796, New York, 1926. 



