Douglas Lake - map search
Topographic map m10 of scale 1:1 000 000
Russian - Soviet military - 5Mb -
Topographic map e15 of scale 1:1 000 000
English - US military - 1991 - 16Mb -
Topographic map g21 of scale 1:1 000 000
English - US military - 1990 - 13Mb -