otter lake - map search

Topographic map 072233 of scale 1:250 000

English - US Geological Survey - 1944 - 6Mb -

Topographic map nk15 of scale 1:1 000 000

English - US military - 1957 - 3Mb -

Topographic map f18 of scale 1:1 000 000

English - US military - 1989 - 16Mb -

Topographic map 069039 of scale 1:250 000

English - US Geological Survey - 1958 - 14Mb -