douglass - map search
Topographic map 012668 of scale 1:24 000
English - US Geological Survey - 1955 - 4Mb -
Topographic map 022494 of scale 1:24 000
English - US Geological Survey - 1955 - 8Mb -
Topographic map 068952 of scale 1:250 000
English - US Geological Survey - 1957 - 17Mb -
Topographic map j16 of scale 1:1 000 000
Russian - Soviet military - 5Mb -