Biri - map search

Topographic map b35-1 of scale 1:500 000

Russian - Soviet military - 3Mb -

Topographic map sd36 of scale 1:1 000 000

English - US military - 1957 - 5Mb -

Topographic map 19 of scale 1:2 000 000

English - US military - 1968 - 7Mb -