Columbia subject headings:
India--History--19th century.
Mayo, Richard Southwell Bourke, Earl of, 1822-1872.
Viceroys--India--Biography.
Harvard subject headings:
India--History--19th century.
Mayo, Richard Southwell Bourke, Earl of, 1822-1872.
Viceroys--India--Biography.
Princeton subject headings:
India--History--British occupation, 1765-1947.
Mayo, Richard Southwell Bourke, 6th Earl of, 1822-1872.
Viceroys--India--Biography.