Columbia subject headings:
Congresses and conventions--Russia (Federation)--Siberia--History--20th century.
Professional associations--Russia (Federation)--Siberia--History--20th century.
Trade associations.
Harvard subject headings:
Congresses and conventions--Russia (Federation)--Siberia--History--20th century.
Professional associations--Russia (Federation)--Siberia--Congresses--History--20th century.
Princeton subject headings:
Congresses and conventions--Russia (Federation)--Siberia--History.
Russia--History--February Revolution, 1917.