INDEX 371 ^- ^, 5**» 59, (1) Temperature coefficients of Gas "Viscosity. Apparent Relation between Viscosity and Specific Heat. Phys. 29» 147 (1^09); 6 pp.; (2) The Temperature Coefficients of Gas Viscosity. I. Sutherland's Equation, Pure Gases. Phys. Rev. 24, 3g5 (1907); 16 pp.; (3) The Constants of Gas "Viscosity. Do. 24, 237 (JLQO7); 2 pp.; (4) The Coefficients of Gas Viscosity. Phys. Rev. 28, 73 (1909); 33 pp.; (5) The Kinetic Pressure-drop Correction in the Transfer Method for Gas Viscosity. Phys. Rev. 32, 216 (1911); 3 pp. Molecular Conductivity and Inner Friction of Mixtures of Alcohol or Acetone with Benzene and Nitrobenzene. Z. Elektrochem. 10, 126 (1913); 6 pp. FrrzGEJifc-A-1^ F. (1) The Viscosity of Liquid Ammonia, Sulfur Dioxide, and Methyl Amine. Proc. J. Am. Chem. Soc. 32, 104 (1910); (2) Electrical Conductivity of Solutions in Methylamine and Ethylamine; Fluidity of Ammonia and Sulfur Dioxide and the Fluidity of Certain Soltitions in these solvents. J. Phys. Chem. 16, 621 (1912); 40 pp. FrrzGEit^ijD, G. F. Turbulent Motion in Viscous Liquids. Trans. Roy. Sci- Soc. Dublin 6, 289 (1888-90). FLOWEJK-S, A. E. Viscosity Measurement and a New Viscometer. Proc. Am- Soc. Testing Materials 14, II, 568 (1914); 49 pp. FOL, J- -A- (!) Relation between the Amount of Resins and the Viscosity of R,\i"fc>foer Solutions. Orig. Com. 8th Intern. Congr. Appl. Chem. 9, Tl (1912); 2 pp.; (2) Determination of the Viscosity of Rubber Solu- tions. Caoutchouc and Gutta-percha 10, 6973, 7059 (1913); (3) The Relation between the Resin Content and the Viscosity of India Rubber Solutions. Gummi Ztg. 7, 247 (1912); (4) Viscosity Measurements of India Rubber Solutions. Kolloid-Z. 12, 131 (1913). FORBES. Viscosity Theory of Glacial Motion. FORCER O. Oberflachenspannung und Reibungskoefficient flussiger Luft. Physic. Z. 1, 177 (1900). FORCHHJUIMER, P. L. Hydraulik. Teubner, Berlin (1914); 566 pp. FOUGUEST DE NASSANDRES. Viscosite* des sirops. Bui. Ass. Chimistes 22, 1180 (1905). FoussEitEiAU, G. 6, 183, 193, 194, (1) Recherches exp6rimentalcs sur la resistance £lectrique des substances isolantes. 1. Relation de la r6sis- tanoe avec le frottement inte*rieur de 1'eau. Ann. chim. phys. (6) 5, 348 (1885); (2) Do. 2. Coefficients de frottement int6rieur des sels fondus. Ann. chim. phys. (6) 6, 359 (188.5). FRANK, J. Physical Properties of Colloidal Solutions. Kolloidchern. Bei- hefte 4, 195 (1913); 33pp. FRANKE UNTHEIM, M. Krystallization und Amorphie. J. Prakt. Chem. 54, 433 (1851). FRETJNTI>, G. A. Aeris motu circa cylindrum qui rotatur. Inaug. diss. Berlin (1862); 17 pp. :, H. The difference of potential acting in electroosmosis and phenomena. Kolloid-Z. 28, 240 (1921); 2 pp. , H. & ISHIZAKE, C. (1) Die Koagulationgeschwindigkeit von