portage lake - map search
Topographic map 068973 of scale 1:250 000
English - US Geological Survey - 1958 - 15Mb -
Topographic map 068801 of scale 1:250 000
English - US Geological Survey - 1962 - 11Mb -
Topographic map e17 of scale 1:1 000 000
English - US military - 1983 - 14Mb -
Topographic map m21 of scale 1:1 000 000
Russian - Soviet military - 4Mb -
Topographic map f18 of scale 1:1 000 000
English - US military - 1989 - 16Mb -
Topographic map d11 of scale 1:1 000 000
English - US military - 1989 - 13Mb -
Topographic map l19 of scale 1:1 000 000
Russian - Soviet military - 4Mb -
Topographic map e19 of scale 1:1 000 000
English - US military - 1983 - 10Mb -
Topographic map nk16 of scale 1:1 000 000
English - US military - 1957 - 4Mb -
Topographic map f17 of scale 1:1 000 000
English - US military - 1990 - 15Mb -