Personal Details Born 1879 Died 1937 Main nationality Russia Profession Missionary Documentation Photo span 1899-1901, 1907 Notes He was one of the members of Kozlov expedition to Khara Khoto in 1899-1901. In 1907, He went to Khara Khoto independently, and had report and photographs. see: http://kozlovmuseum.org/персоналии/