philadelphia - map search

Topographic map 072239 of scale 1:250 000

English - US Geological Survey - 1957 - 15Mb -

Topographic map 049747 of scale 1:24 000

English - US Geological Survey - 1951 - 5Mb -

Topographic map 072221 of scale 1:250 000

English - US Geological Survey - 1959 - 16Mb -

Topographic map 068933 of scale 1:250 000

English - US Geological Survey - 1944 - 12Mb -

Topographic map 034952 of scale 1:24 000

English - US Geological Survey - 1949 - 5Mb -

Topographic map 068700 of scale 1:250 000

English - US Geological Survey - 1962 - 17Mb -