Сопка - map search

Topographic map n46-1 of scale 1:500 000

Russian - Soviet military - 3Mb -

Topographic map d06-d of scale 1:500 000

English - US military - 1988 - 9Mb -

Topographic map o35 of scale 1:1 000 000

Russian - Soviet military - 1989 - 4Mb -

Topographic map m53-2 of scale 1:500 000

Russian - Soviet military - 5Mb -