Columbia subject headings:
Harvard subject headings:
Chinatown (New York, N.Y.)--Politics and government.
Chinese Americans--New York (State)--New York--Politics and government.
Labor movement--New York (State)--New York--Political activity.
Labor unions--New York (State)--New York--Minority membership--History.
Labor--New York (State)--New York--Political activity.
New York (N.Y.)--Politics and government--1898-1951
Working class--New York (State)--New York--Political activity.
Princeton subject headings:
Chinese Americans--New York (N.Y.)--Politics and government.
Labor unions--Minority membership--New York (N.Y.)--History.
New York (N.Y.)--Politics and government--1898-1950.
Working class--New York (N.Y.)--Political activity.