Entered according to Act of Congress, in the year 1857, by 



GEORGE P. PUTNAM & CO., 

 in the Clerk's Office of the District Court for the Southern District of New York. 



CAMBRIDGE: 

 ELECTROTYPED BY METCALF AND COMPANY. 



NEW YORK: 



J. D. BEDFOKD & CO., PEINTEKS, 



115 AND 117 FRANKLIN STREET. 



