york - map search
Topographic map 054509 of scale 1:63 000
English - US Geological Survey - 1918 - 4Mb -
Topographic map 050418 of scale 1:63 000
English - US Geological Survey - 1923 - 5Mb -
Topographic map 072239 of scale 1:250 000
English - US Geological Survey - 1957 - 15Mb -