big springs - map search

Topographic map 003851 of scale 1:24 000

English - US Geological Survey - 1961 - 4Mb -

Topographic map l12 of scale 1:1 000 000

Russian - Soviet military - 4Mb -

Topographic map 034811 of scale 1:24 000

English - US Geological Survey - 1950 - 7Mb -