alum rock - map search

Topographic map 074989 of scale 1:250 000

English - US Geological Survey - 1956 - 10Mb -

Topographic map 062080 of scale 1:63 000

English - US Geological Survey - 1889 - 6Mb -

Topographic map 074989 of scale 1:250 000

English - US Geological Survey - 1947 - 12Mb -

Topographic map 062080 of scale 1:63 000

English - US Geological Survey - 1899 - 6Mb -

Topographic map 039642 of scale 1:24 000

English - US Geological Survey - 1953 - 8Mb -