sevenmile lake - map search
Topographic map 069068 of scale 1:250 000
English - US Geological Survey - 1949 - 5Mb -
Topographic map 068921 of scale 1:250 000
English - US Geological Survey - 1955 - 8Mb -
Topographic map 072214 of scale 1:250 000
English - US Geological Survey - 1951 - 8Mb -