lower left in image: T. Boys 1839; lower right in image: LA CHAPELLE DE L'INSTITUT, PARIS
(Arsène Bonafous-Murat, Paris); purchased 2002 by NGA.
- Groschwitz, Gustave von. "The Prints of Thomas Shotter Boys." Prints: Thirteen Illustrated Essays on the Art of the Print, Selected for the Print Council of America. Edited by Carl Zigrosser. New York, 1962: 191-215.