group of people

amur river

geography

russia

russian empire

shilka river

siberia

waterways

water resources, group of people

public

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Amur Basin Waterways Administration. Shilka River and Upper Amur, 1900s

Amur Basin Waterways Administration. Shilka River and Upper Amur, 1900...

1900-е. Управление водных путей Амурского бассейна. Река Шилка и верхний Амур