Болонь - map search
Topographic map n37-2 of scale 1:500 000
Russian - Soviet military - 4Mb -
Topographic map 1J49 of scale 1:300 000
German - German military - 1912 - 16Mb -
Topographic map nn37-03 of scale 1:250 000
English - US military - 1956 - 5Mb -
Topographic map l53-2 of scale 1:500 000
Russian - Soviet military - 5Mb -
Topographic map nm53-09 of scale 1:250 000
English - US military - 1956 - 3Mb -
Topographic map n37-033 of scale 1:100 000
Russian - Soviet military - 2Mb -
Topographic map m31 of scale 1:1 000 000
Russian - Soviet military - 1939 - 6Mb -
Topographic map e04 of scale 1:1 000 000
English - US military - 1973 - 13Mb -
Topographic map l53-012 of scale 1:100 000
Russian - Soviet military - 4Mb -
Topographic map e09 of scale 1:1 000 000
English - US military - 1981 - 16Mb -