Ревдольган - map search
Topographic map nl38 of scale 1:1 000 000
English - US military - 1957 - 4Mb -
Topographic map l38-067 of scale 1:100 000
Russian - Soviet military - 1987 - 3Mb -
Topographic map f04-b of scale 1:500 000
English - US military - 1991 - 7Mb -