Willis, N. P. (1831). Poem delivered before the Society of United Brothers at Brown University, on the day preceding commencement, September 6, 1831, and other poems. New York: J. & J. Harper.

Willis, Nathaniel Parker. Poem Delivered Before the Society of United Brothers At Brown University, On the Day Preceding Commencement, September 6, 1831, and Other Poems. New York: J. & J. Harper, 1831.

Willis, Nathaniel Parker. Poem Delivered Before the Society of United Brothers At Brown University, On the Day Preceding Commencement, September 6, 1831, and Other Poems. New York: J. & J. Harper, 1831.