BE IT REMEMBERED, That on the seventeenth day of December, A. D. 1827, in the fifty-second year of the Independence of the United States of America, RICHARDSON & LORD, 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:

“Physiological Researches on Life and Death, by Xavier Bichat; translated from the French, by F. Gold, member of the Royal College of Surgeons, London, with notes, by F. Magendie, member of the Institute and of the Royal Academy of Medicine. The notes translated by George Hayward, M. D.”

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 Proprietors 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.”

JOHN W. DAVIS,

Clerk of the District of Massachusetts