Dorris - map search

Topographic map 322290 of scale 1:250 000

English - US Geological Survey - 1886 - 3Mb -

Topographic map 053510 of scale 1:63 000

English - US Geological Survey - 1950 - 4Mb -

Topographic map 075011 of scale 1:250 000

English - US Geological Survey - 1954 - 10Mb -