Drawing of Lake Rostov.- -.-First sexes.XVIII century.;Kart.Op.107;36x48;Additional Agreement No. 1 of May 21, 2021 to the contr...

Map of Ladoga lake.and channel.- -.-Second sex.XVIII century.;Kart.Op.105;43x65;Additional Agreement No. 1 of May 21, 2021 to the contract.No. 90-19 dated August 27, 2019 (Ban)..Electronic copy source: ban