A major document, showing that mask stack had full
Tlaloc mask at top and that there was a mask over domestic hut at left; both masks now missing.
Chromolithograph in Frederick Catherwood, Views of Ancient Monuments in Central America, Chiapas, and Yucatan, 1844 (Pl. XV). Based on Catherwoods 1839-42 on-site drawing. This image scanned from a 35mm slide taken from the copy in the AMNH (RF-13-K). Reproduced Courtesy of The Library, Special Collecitons, American Museum of Natural History.