dermott - map search
Topographic map 068674 of scale 1:250 000
English - US Geological Survey - 1958 - 9Mb -
Topographic map 057357 of scale 1:63 000
English - US Geological Survey - 1955 - 6Mb -
Topographic map 012004 of scale 1:24 000
English - US Geological Survey - 1954 - 4Mb -
Topographic map 068809 of scale 1:250 000
English - US Geological Survey - 1953 - 9Mb -