Map of Eastern Siberia with the Russian-Chinese border, comp.P. Skobeltsin, I. Svistunov, D. Baskakov, V. Shetilov

Map of Eastern Siberia with the Russian-Chinese border, comp.P. Skobeltsin, I. Svistunov, D. Baskakov, V. Shetilov.- -.-1741;Kart.Op.334;48x68;Additional Agreement No. 1 of May 21, 2021 to the contract.No. 90-19 dated August 27, 2019 (Ban)..Electronic copy source: ban