on mount, lower center printed in black ink: THE STATUES OF THE PLAIN. / Thebes
David and Mary Robinson, Sausalito, CA; NGA purchase, 1995.
- 19th Century Photographs from the Collection of Mary and David Robinson, Achenbach Foundation for Graphic Arts, California Palace of the Legion of Honor, San Francisco, 1986.
- The First Century of Photography: New Acquisitions, National Gallery of Art, Washington, 1995.
- Lloyd, Valerie. Photography: The First Eighty Years. Exh. cat. P. & D. Colnaghi & Co. Ltd., London, 1976: 170.
- Excursions Along the Nile: The Photographic Discovery of Ancient Egypt. Exh. cat. Santa Barbara Museum of Art. Santa Barbara, California, 1993, pl.43.