srednyaya olekma - map search
Topographic map n51-01 of scale 1:200 000
Russian - Soviet military - 3Mb -
Topographic map n51-1 of scale 1:500 000
Russian - Soviet military - 4Mb -
Topographic map n51 of scale 1:1 000 000
Russian - Soviet military - 6Mb -
Topographic map e08 of scale 1:1 000 000
English - US military - 1987 - 12Mb -
Topographic map nn51 of scale 1:1 000 000
English - US military - 1957 - 2Mb -
Topographic map e08-b of scale 1:500 000
English - US military - 1991 - 10Mb -