390 



A CENTUEY OF SCIENCE 



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12 H. G. J. Moseley, Phil. Mag., 26, 1024, 1913, and 27, 703, 1914. 

 a E. "W. Morley and D. C. Miller, Phil. Mag., 9, 680, 1905. 



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"E. B. Wilson and G. N. Lewis, Proe. Am. Acad. of Arts and ScL, 48, 

 389 1912 



16> R. A. Millikan, Phys. Rev., 7, 355, 1916. 

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 16 N. Bohr, Phil. Mag., 26, 1, 1913 et seq. 



