bonanza - map search

Topographic map 068785 of scale 1:250 000

English - US Geological Survey - 1965 - 13Mb -

Topographic map 072253 of scale 1:250 000

English - US Geological Survey - 1958 - 10Mb -

Topographic map 068920 of scale 1:250 000

English - US Geological Survey - 1968 - 13Mb -