lake ronkonkoma - map search
Topographic map 062343 of scale 1:63 000
English - US Geological Survey - 1919 - 7Mb -
Topographic map 071188 of scale 1:24 000
English - US Geological Survey - 1956 - 8Mb -
Topographic map 062343 of scale 1:63 000
English - US Geological Survey - 1904 - 5Mb -
Topographic map 071188 of scale 1:24 000
English - US Geological Survey - 1947 - 4Mb -
Topographic map 062343 of scale 1:63 000
English - US Geological Survey - 1956 - 9Mb -