Угольный - map search

Topographic map nm54-06 of scale 1:250 000

English - US Joint operational - 1975 - 7Mb -

Topographic map s49-21_22 of scale 1:200 000

Russian - Soviet military - 2Mb -

Topographic map m54-071 of scale 1:100 000

Russian - Soviet military - 3Mb -