Columbia subject headings:
Harvard subject headings:
Folk music--Ireland
Folk music--Scotland
Folk music--Wales
Folk songs, English--Ireland
Folk songs, English--Wales.
Folk songs, Scots--Scotland
Songs (High voice) with instrumental ensemble--Scores.
Vocal duets with instrumental ensemble--Scores.
Princeton subject headings:
Folk music--Ireland.
Folk music--Scotland.
Folk music--Wales.
Folk music.
Folk songs, English--Ireland.
Folk songs, English--Scotland.
Folk songs, English--Wales.
Folk songs.
Scores.
Songs (High voice) with instrumental ensemble--Scores.
Songs.
Vocal duets with instrumental ensemble--Scores.