"The New Mirror, Vol I (Sept. 9, 1843), No. 23."
Papers of Thomas Ollive Mabbott, Special Collections, University of Iowa Libraries; "The Man that was Used Up," in Collected Works of Edgar Allan Poe, Vol. II: Tales and Sketches, ed. Thomas Ollive Mabbott (Cambridge: The Belknap Press of Harvard University Press, 1978), 376-392.