Columbia subject headings:
Harvard subject headings:
Great Britain--Colonies.
Great Britain--Economic conditions--1918-1945.
Great Britain--Politics and government--1910-1936.
Great Britain--Social conditions.
Imperial federation.
Princeton subject headings:
Great Britain--Colonies.
Great Britain--Economic conditions--1918-1945.
Great Britain--Politics and government--1910-1936.
Great Britain--Social conditions.
Imperial federation.