1859-60/1862. Earliest photograph of same front facade of West Building of Nunnery; the surviving section with famous tail and head of 2 serpents at right.
Photograph mounted in Désiré Charnay, Cités et Ruines Américaines, 1862; taken by Charnay 1859-60. This image scanned from a 35mm slide taken from a copy in the AMNH (RF-106-D). Reproduced Courtesy of The Division of Anthropology, American Museum of Natural History.