oswego - map search
Topographic map f16-a of scale 1:500 000
English - US military - 1993 - 16Mb -
Topographic map f18-d of scale 1:500 000
English - US military - 1990 - 13Mb -
Topographic map 396049 of scale 1:250 000
English - US Geological Survey - 1950 - 8Mb -