DISTRICT OF PENNSYLVANIA, To wit : 
Be it remembered, That on the first day of May, in the thirty-sixth year 
of the Independence of the United States of America, A. D. 1812, Joseph Dela 
plaine, of the said district, hath deposited in this office the title of a book, the 
right whereof he claims as Proprietor, in the words following, to wit : 
ft The Emporium of Arts and Sciences. Vol. I. E Pluribus Unum. Conducted 
by John Redman Coxe, M. D. Professor of Chemistry in the University of 
Pennsylvania.” 
In conformity to the act of the Congress of the United States, intituled, “ 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 also to the 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 co- 
pies during the times therein mentioned,” and extending tife benefits thereof t© 
the arts of designing, engraving, and etching, historical and other prints.” 
D. CALDWELL. 
Clerk of the District of Pennsylvania . 
