philadelphia - map search

Topographic map g20-c of scale 1:500 000

English - US military - 1990 - 10Mb -

Topographic map 068933 of scale 1:250 000

English - US Geological Survey - 1964 - 10Mb -

Topographic map 072221 of scale 1:250 000

English - US Geological Survey - 1960 - 16Mb -

Topographic map 063842 of scale 1:63 000

English - US Geological Survey - 1911 - 11Mb -

Topographic map 068979 of scale 1:250 000

English - US Geological Survey - 1948 - 11Mb -

Topographic map 320813 of scale 1:63 000

English - US Geological Survey - 1920 - 8Mb -