lignite - map search
Topographic map 069100 of scale 1:250 000
English - US Geological Survey - 1957 - 6Mb -
Topographic map 069100 of scale 1:250 000
English - US Geological Survey - 1953 - 6Mb -
Topographic map m13-4 of scale 1:500 000
Russian - Soviet military - 2Mb -
Topographic map 036083 of scale 1:24 000
English - US Geological Survey - 1949 - 3Mb -