Columbia subject headings:
Harvard subject headings:
Decentralization in government--Great Britain.
Home rule--Wales.
Industries--Wales--History.
Wales--Economic conditions--20th century.
Wales--Politics and government--20th century
Wales--Politics and government--21st century.
Princeton subject headings:
Decentralization in government--Great Britain.
Home rule--Wales.
Industries--Wales--History.
Wales--Economic conditions--20th century.
Wales--Politics and government--20th century.
Wales--Politics and government--21st century.