En
RuUral Federal District
Ural Federal District
- Orenburg Oblast
Different plans, drawings and maps. Different cards. Soil map of the Middle part of the Turgai-Ural migratory region. b / d.
Technical and Construction Committee of the Ministry of Internal Affairs.
Different plans, drawings and maps. Different cards. Soil map of the Middle part of the Turgai-Ural migratory region. b / d. - Tyumen Oblast
Preliminary report on the organization and execution of works on the study of soils of Asian Russia .... in 1912
Preliminary report on the organization and execution of research on soils in Asian Russia ... St. Petersburg, 1908-1916. in the year 1912. 1913.