Short description: In Russian. Yudanov, Ivan Grigorievich. To the Knowledge of the Zamora of the Obi River (Hydrochemical Research). Part 1. Krasnoyarsk: 1929-. K poznaniyu zamora r. Obi (gidrokhimicheskoe issledovanie). Ch. 1. In Russian /To the knowledge of the frozen Ob River (hydrochemical research). Part 1. Please feel free to contact us for a detailed description of the copies available. SKU9254841