Columbia subject headings:
Harvard subject headings:
Industrial relations--British Columbia--Vancouver--History--19th century.
Industrial relations--British Columbia--Vancouver--History--20th century.
Vancouver (B.C.)--Social conditions.
Working class--British Columbia--Vancouver--History--19th century.
Working class--British Columbia--Vancouver--History--20th century.
Princeton subject headings:
Industrial relations--British Columbia--Vancouver--History.
Vancouver (B.C.)--Social conditions--History.
Working class--British Columbia--Vancouver--History.