Henry N. Sweet (-1933)

"Henry N. Sweet (?–1933) was assistant to Edward Herbert Thompson, the American Consul in Mérida. He was the photographer for Thompson’s expeditions to Uxmal, Kabah, Sayil, and Labná in 1888–1891, and Alfred Percival Maudslay’s exploration of Chichén Itzá in 1889." - http://www.getty.edu/research/tools/guides_bibliographies/photography_mexico/photographers.html, 08.12.2018