El Refugio - map search

Topographic map sd19-12 of scale 1:250 000

English - US Joint operational - 1990 - 4Mb -

Topographic map sa18-03 of scale 1:250 000

English - US Joint operational - 1992 - 4Mb -

Topographic map a18-2 of scale 1:500 000

Russian - Soviet military - 4Mb -