Columbia subject headings:
Harvard subject headings:
Russia--History--1801-1917.
Russia--Politics and government--1855-1881.
Russia--Politics and government--1881-1894.
Russia--Politics and government--1894-1917.
Terrorism--Russia--History.
Princeton subject headings:
Russia--History--1801-1917.
Russia--Politics and government--1855-1881.
Russia--Politics and government--1881-1894.
Russia--Politics and government--1894-1917.
Terrorism--Russia--History.