Columbia subject headings:
Harvard subject headings:
Ballads, English--Great Britain
Ballads, English--Ireland
Folk songs, English--Great Britain
Folk songs, English--Ireland
Music--Great Britain.
Music--Ireland.
Princeton subject headings:
Emigration and immigration--Songs and music.
Folk dance music--Great Britain.
Folk dance music--Ireland.
Folk music.
Folk songs, English--Great Britain.
Folk songs, English--Ireland.