Columbia subject headings:
Barnum, P. T. (Phineas Taylor), 1810-1891.
Lind, Jenny, 1820-1887.
Music--United States--History and criticism.
Singers--Sweden--Biography.
Harvard subject headings:
Barnum, P. T. (Phineas Taylor), 1810-1891
Lind, Jenny, 1820-1887
Music--United States--History and criticism
Singers--Sweden--Biography
Princeton subject headings:
Barnum, P. T. (Phineas Taylor), 1810-1891.
Lind, Jenny, 1820-1887.