Columbia subject headings:
African American musicians--Congresses.
African Americans--Music--History and criticism--Congresses.
Music--United States--History and criticism--Congresses.
Harvard subject headings:
African American musicians--Congresses.
African Americans--Music--History and criticism--Congresses.
Music--United States--History and criticism--Congresses.
Princeton subject headings:
African American musicians--Congresses.
African Americans--Music--19th century--History and criticism--Congresses.
Music--United States--History and criticism--Congresses.