Columbia subject headings:
Harvard subject headings:
Russia--History, Military
Russkiĭ obshche-voinskiĭ soi︠u︡z
Princeton subject headings:
Political refugees--Soviet Union.
Russia--History, Military--20th century.
Russians--Political activity--Foreign countries.
Russkiĭ obshche-voinskiĭ soi︠u︡z.
Vrangelʹ, Petr Nikolaevich, Baron, 1878-1928.