Сухой - map search
Topographic map m37 of scale 1:1 000 000
Russian - Soviet military - 1933 - 5Mb -
Topographic map n37-27 of scale 1:200 000
Russian - Soviet military - 2Mb -
Topographic map n44 of scale 1:1 000 000
Russian - Soviet military - 3Mb -