mexican hat - map search

Topographic map 068731 of scale 1:250 000

English - US Geological Survey - 1956 - 12Mb -

Topographic map g19-a of scale 1:500 000

English - US military - 1987 - 13Mb -

Topographic map 057572 of scale 1:63 000

English - US Geological Survey - 1963 - 5Mb -