Опочно - map search
Topographic map o36 of scale 1:1 000 000
Russian - Soviet military - 4Mb -
Topographic map m34-017-4 of scale 1:50 000
Russian - Soviet military - 2Mb -
Topographic map o35-4 of scale 1:500 000
Russian - Soviet military - 1988 - 4Mb -
Topographic map 365 of scale 1:100 000
German - German military - 1941 - 24Mb -
Topographic map o35-4 of scale 1:500 000
Russian - Soviet military - 1941 - 5Mb -