The current of the Irtysh from Tobolsk to Semipalatinsk

The course of the Irtysh from Tobolsk to Semipalatinsk / G. F. Miller (comp.).- -.-1734;Kart.Op.184;41x55;Additional Agreement No. 1 of May 21, 2021 to the contract.No. 90-19 dated August 27, 2019 (Ban)..Electronic copy source: ban