Березовый - map search
Topographic map nn38-11 of scale 1:250 000
English - US Joint operational - 1975 - 3Mb -
Topographic map n46-026 of scale 1:100 000
Russian - Soviet military - 2Mb -
Topographic map m37-35 of scale 1:200 000
Russian - Soviet military - 1981 - 2Mb -