Columbia subject headings:
Gilbert, W. S. (William Schwenck), 1836-1911--Concordances.
Gilbert, W. S. (William Schwenck), 1836-1911. Librettos. Selections--Concordances.
Harvard subject headings:
Gilbert, W. S. (William Schwenck), 1836-1911--Concordances.
Sullivan, Arthur, 1842-1900. Operas--Concordances.
Sullivan, Arthur, 1842-1900. Operas.--Concordances.
Princeton subject headings:
Gilbert, W. S. (William Schwenck), 1836-1911--Concordances.
Sullivan, Arthur, Sir, 1842-1900. Operas.--Concordances.