Big Horn - map search

Topographic map 069027 of scale 1:250 000

English - US Geological Survey - 1962 - 10Mb -

Topographic map nl12 of scale 1:1 000 000

English - US military - 1957 - 5Mb -

Topographic map 069027 of scale 1:250 000

English - US Geological Survey - 1955 - 8Mb -