t N8 



DISTRICT OF MASSACHUSETTS, to wit : 



District Clerk's Office. 



BE IT REMEMBERED, that on the 16th day of May, A. D. 

 1827, and in the fifty-first year of the Independence of the Unit- 

 ed States of America, Hilliard & Brown, of the said district, have 

 deposited in this office the title of a book, the right whereof they 

 claim as proprietors, in the words following, to wit : 



" An Introduction to Systematic and Physiological Botany. By 

 Thomas Nuttall, A. M. F. L. S. &c." 



In conformity to the act of the Congress of the United States, 

 entitled " An act for the encouragement of learning, by securing 

 the copies of maps, charts, and books, to the authors and proprie- 

 tors of such copies during the times therein mentioned ;" and also 

 to an act, entitled " An act supplementary to an act, entitled, ' An 

 act for the encouragement of learning, by securing the copies of 

 maps, charts, and books, to the authors and proprietors of such 

 copies, during the times therein mentioned ;' and extending the 

 benefits thereof to the arts of designing, engraving, and etching 

 historical and other prints." 



JNO. W. DAVIS, 

 Clerk of the District of Massachusetts. 



CAMBRIDGE : 



University Press. — Hilliard, Metcalf, & Co. 



