fort salonga - map search
Topographic map 032535 of scale 1:24 000
English - US Geological Survey - 1947 - 3Mb -
Topographic map 032535 of scale 1:24 000
English - US Geological Survey - 1954 - 4Mb -
Topographic map 060338 of scale 1:63 000
English - US Geological Survey - 1903 - 5Mb -