Ершово - map search
Topographic map no37-05 of scale 1:250 000
English - US Joint operational - 1972 - 4Mb -
Topographic map no37-08 of scale 1:250 000
English - US military - 1956 - 5Mb -
Topographic map o36-123 of scale 1:100 000
Russian - Soviet military - 4Mb -