Southworth & Hawes: The Boston Athenäum, Lesesaal, um 1853/55, Daguerreotypie, ganze Platte (aus: Young America. The Daguerreotype of Southworth & Hawes, e d. by Grant B. Romer and Brian Wallis, Rochester: George Eastman House, New York: International Museum of Photography, Göttingen: Steidl, 2005, S. 244)