melchor ocampo - map search
Topographic map 068898 of scale 1:250 000
English - US Geological Survey - 1983 - 8Mb -
Topographic map h23 of scale 1:1 000 000
English - US military - 1988 - 13Mb -
Topographic map h23-c of scale 1:500 000
English - US military - 1990 - 11Mb -