Ковалевское - map search
Topographic map n39-1 of scale 1:500 000
Russian - Soviet military - 3Mb -
Topographic map nn39-01 of scale 1:250 000
English - US Joint operational - 1996 - 5Mb -
Topographic map 2b46 of scale 1:300 000
German - German military - 1942 - 4Mb -