[49] Ann. der Phys., XXII (1907), 287; XXIII (1908), 447.

[50] Math. and Phys. Papers, III, 59.

[51] See Phil. Mag., XIX (1910), 216; XXI (1911), 757.

[52] Phys. Rev., II (1913), 117. This paper was read before the Deutsche physikalische Gesellschaft in Berlin in June, 1912.

[53] Phys. Rev., II (1913), 136.

[54] For full details see Millikan, Phil. Mag., June, 1917.

[55] At. wt. of Ag. = 107.88; electrochem. eq’t. of Ag. = 0.01188.

[56] Phil. Trans., CXCIII (1900), 129.

[57] Proc. Roy. Soc., LXXX (1908), 207.

[58] Verh. deutsch. phys. Ges., March 5, 1909.