William Rubel; [Hans P. Kraus, Jr. Fine Photography, New York]
Sutton, Thomas. The Calotype Process. A Hand Book to Photography on Paper. London: Joseph Cundall, 1855.
Daniel, Malcolm. The Metropolitan Museum of Art Bulletin: Inventing a New Art: Early Photographs from the Rubel Collection in The Metropolitan Museum of Art 56, no. 4 (Spring 1999). p. 52.
Pauli, Lori. 19th-Century British Photographs from the National Gallery of Canada. Ottawa: National Gallery of Canada, 2011.