John William Draper: Reprints and typescript articles. "Professor Draper on the Process of Daguerreotype and its application to taking protraits from the life," excerpt from the London, Edinburgh, and Dublin Philosophical Magazine and Journal of Science, v. XVIII, 1840; "Science in America" Inaugural Address of Dr. John W. Draper as President of the American Chemical Society, reprinted from American Chemist, Dec. 1876; and "On the Phosphorograph of a Solar Spectrum and on the Lines in its Infra-red Region," reprinted from the Proceedings of the American Academy of Arts and Sciences, [ca. 1880], 1840 , 1876-1880, inclusive