Алтайский - map search
Topographic map m54-12 of scale 1:200 000
Russian - Soviet military - 2Mb -
Topographic map e10-d of scale 1:500 000
English - US military - 1984 - 4Mb -
Topographic map nm45 of scale 1:1 000 000
English - US military - 1957 - 5Mb -