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VATTHEW LIBRARY

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[ANNA IS N. Y. ACAD. Sci., Vol. XIII, No. 1, pp. I to 72, July 21, 1900. ]

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AN INTRODUCTION TO

THE MORE EXACT INVESTIGATION OF
TERTIARY ZOÖGEOGRAPHY. PRELIMINARY STUDY

WITH THIRD TRIAL SHEET

Two Presidential Addresses before the New York Academy of Sciences; first
address delivered February 27, 1899; second address delivered February 26, 19co.

BY

HENRY FAIRFIELD OSBORN

President of the New York Academy of Sciences, 1898-1900.

With a list of the Author's Scientific Publications, 1878–1899, appended by

direction of the Council of the Academy.

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