boyd lake - map search
Topographic map nk13 of scale 1:1 000 000
English - US military - 1957 - 5Mb -
Topographic map f17-d of scale 1:500 000
English - US military - 1990 - 11Mb -
Topographic map 026750 of scale 1:24 000
English - US Geological Survey - 1962 - 4Mb -
Topographic map 051698 of scale 1:63 000
English - US Geological Survey - 1955 - 5Mb -