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A Thesis presented to the Faculty of the Graduate School of Yale University in Candidacy for the Degree of Doctor of Philosophy

NEW YORK
HENRY HOLT AND COMPANY

. 1914

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A Thesis presented to the Faculty of the Graduate School of Yale University in Candidacy for the Degroo of Doctor of Philosophy

NEW YORK
HENRY HOLT AND COMPANY

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NARVARD COLLEGE LIBRARY

DEPOSITED BY MASSACHUSETTS STATE LIBRARY

*6.31,1931

**

HofstLLARIX

a

WEIMAR: PRINTED BY R. WAGNER SOHN.

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