Columbia subject headings:
Harvard subject headings:
Gilbert, W. S. (William Schwenck), 1836-1911--Homes and haunts--England--London--Guidebooks.
Gilbert, W. S. (William Schwenck), 1836-1911--Homes and haunts--England--London.
London (England)--Guidebooks
Sullivan, Arthur, 1842-1900--Homes and haunts--England--London--Guidebooks.
Sullivan, Arthur, 1842-1900--Homes and haunts--England--London.
Princeton subject headings:
Gilbert, W. S. (William Schwenck), 1836-1911--Homes and hanunts--England--London.
Opera--England--London.
Sullivan, Arthur, Sir, 1842-1900--Homes and haunts--England--London.