Columbia subject headings:
Harvard subject headings:
Anarchism--Soviet Union.
Anarchists--Soviet Union--Biography
Kropotkin, Petr Alekseevich, kni︠a︡zʹ, 1842-1921
Princeton subject headings:
Anarchists--Russia--Biography.
Kropotkin, Petr Alekseevich, kni︠a︡zʹ, 1842-1921.
Revolutionaries--Russia--Biography.
Russia--Politics and government--1801-1917.