Чукча - map search
Topographic map q37_38 of scale 1:1 000 000
Russian - Soviet military - 5Mb -
Topographic map q55-1_2 of scale 1:500 000
Russian - Soviet military - 6Mb -
Topographic map ns46-48 of scale 1:1 000 000
English - US military - 1957 - 3Mb -