Columbia subject headings:
Armor--Amur River Region (China and Russia)--History.
Military art and science--Amur River Region (China and Russia)--History.
Weapons--Amur River Region (China and Russia)--History.
Harvard subject headings:
Armor--Amur River Region (China and Russia)--History.
Military art and science--Amur River Region (China and Russia)
Military art and science--Amur River Region (China and Russia)--History.
Weapons--Amur River Region (China and Russia)--History.
Weapons.--Amur River Region (China and Russia)
Princeton subject headings:
Amur River Valley (China and Russia)--Antiquities.
Armor--Amur River Valley (China and Russia).
Armor--Russia (Federation)--Russian Far East.
Russian Far East (Russia)--Antiquities.