Columbia subject headings:
Caucasus--Relations--Russia (Federation)--Saint Petersburg.
Revolutionaries--Caucasus.
Revolutionaries--Russia (Federation)
Russia--Politics and government--1801-1917.
Saint Petersburg (Russia)--Relations--Caucasus.
Voronov family.
Harvard subject headings:
Caucasus--Relations--Russia (Federation)--Saint Petersburg.
Revolutionaries--Caucasus.
Revolutionaries--Russia (Federation)
Russia--Politics and government--1801-1917.
Saint Petersburg (Russia)--Relations--Caucasus.
Voronov family.
Princeton subject headings:
Caucasus--Relations--Russia (Federation)--Saint Petersburg.
Revolutionaries--Caucasus.
Revolutionaries--Russia.
Russia--Politics and government--1801-1917.
Saint Petersburg (Russia)--Relations--Caucasus.
Voronov family.