Columbia subject headings:
Ballads, English--United States--History and criticism.
Folk songs, English--United States--History and criticism.
Songs--United States--History and criticism.
Harvard subject headings:
Ballads, English--History and criticism.
Ballads, English--United States--History and criticism
Ballads--History and criticism
Folk music--History and criticism
Folk music--United States--History and criticism
Songs, English--United States--History and criticism
Princeton subject headings:
Ballads, English--United States--History and criticism.
Folk music--United States--History and criticism.
Songs, English--United States--History and criticism.