Columbia subject headings:
Arkhangelʹskai︠a︡ oblastʹ (Russia)--History--Sources.
Russia, Northern--History--Sources.
Harvard subject headings:
Arkhangelʹskai︠a︡ oblastʹ (Russia)--History--Sources.
Russia, Northern--History--Sources.
Princeton subject headings:
Arkhangelʹskai︠a︡ oblastʹ (Russia)--History--Sources.
Russia, Northern--History--Sources.