Columbia subject headings:
Political refugees.
Russia (Territory under White armies, 1918-1920). Dobrovolʹcheskai︠a︡ armii︠a︡.
Vserossīĭskīĭ zemskīĭ soi︠u︡z.
Zemstvos.
Harvard subject headings:
Political refugees
Russia (Territory under White armies, 1918-1920). Dobrovolʹcheskai︠a︡ armii︠a︡.
Vserossīĭskīĭ zemskīĭ soi︠u︡z.
Zemstvos
Princeton subject headings: