ridge - map search
Topographic map 063622 of scale 1:63 000
English - US Geological Survey - 1900 - 2Mb -
Topographic map 069004 of scale 1:250 000
English - US Geological Survey - 1966 - 15Mb -
Topographic map 068828 of scale 1:250 000
English - US Geological Survey - 1955 - 9Mb -
Topographic map nj18 of scale 1:1 000 000
English - US military - 1957 - 5Mb -
Topographic map 057254 of scale 1:63 000
English - US Geological Survey - 1906 - 5Mb -