Personal Details Born 1872 Died 1941 Main nationality USA Documentation Photo span 1921-1930 Publication <photographs stored at the natural history museum > http://lbry-web-007.amnh.org/digital/search?query=Central+Asiatic+Expeditions+%281921-1930%29&query_type=keyword&submit_search=Search Notes a member of Central Asiatic Expeditions of the American Museum of Natural History, under the leadership of Roy Chapman Andrews Chief Palasontologist, Second in Command