brownsville - map search
Topographic map 006748 of scale 1:24 000
English - US Geological Survey - 1954 - 10Mb -
Topographic map 068908 of scale 1:250 000
English - US Geological Survey - 1956 - 7Mb -
Topographic map f18 of scale 1:1 000 000
English - US military - 1989 - 16Mb -