Columbia subject headings:
Ballads, English--Literary themes, motives.
Characters and characteristics in literature.
English literature--History and criticism.
Folk songs, English--Literary themes, motives.
Identity (Philosophical concept) in literature.
Millers in literature.
Occupations in literature.
Harvard subject headings:
Ballads, English--Literary themes, motives.
Characters and characteristics in literature.
English literature--History and criticism
Folk songs, English--Literary themes, motives.
Millers--In literature.
Occupations in literature.
Princeton subject headings:
Ballads, English--Literary themes, motives.
Characters and characteristics in literature.
English literature--History and criticism.
Folk songs, English--Literary themes, motives.
Millers--In literature.
Occupations in literature.