centre island - map search
Topographic map 002758 of scale 1:24 000
English - US Geological Survey - 1954 - 3Mb -
Topographic map 060679 of scale 1:63 000
English - US Geological Survey - 1900 - 6Mb -
Topographic map 060679 of scale 1:63 000
English - US Geological Survey - 1897 - 6Mb -