Чипровци - map search
Topographic map f03 of scale 1:1 000 000
English - US military - 2000 - 17Mb -
Topographic map k34-022 of scale 1:100 000
Russian - Soviet military - 6Mb -
Topographic map nk34-35 of scale 1:1 000 000
English - US military - 1957 - 11Mb -