﻿MEMOIRS 



AMERICAN ACADEMY 



ARTS AND SCIENCES. 



NEW SERIES. 



VOL. VI. — PART I, 



LIBKARV 



NEW YORK 



BOTanicai. 



OAKOEN 



CAMBRIDGE AND BOSTON: 

 aiETCALF AND COMPANY, 



PRLNTEKS TO THE UMVERSITY. 



1857. 



