Columbia subject headings:
Russia--History--Revolution, 1905-1907.
Strikes and lockouts--Russia (Federation)--Saint Petersburg--History--20th century.
Working class--Political activity--Russia (Federation)--Saint Petersburg--History--20th century.
Harvard subject headings:
Russia--History--Revolution, 1905-1907.
Strikes and lockouts--Russia (Federation)--Saint Petersburg--History--20th century.
Working class--Russia (Federation)--Saint Petersburg--Political activity--History--20th century.
Princeton subject headings:
Russia--History--Revolution, 1905-1907.
Strikes and lockouts--Russia (Federation)--Saint Petersburg--History--20th century.
Working class--Russia (Federation)--Saint Petersburg--Political activity--History--20th century.