sentences:  Her title successively changed from Mrs Isaacs to Lady Isaacs on her husband's knighthood in 1910, Baroness Reading on his ennoblement in 1914, Viscountess Reading in 1916, the Countess of Reading in 1917, and finally the Marchioness of Reading in 1926.In 1921, Lord Reading was appointed Viceroy of India.He was reluctant to accept, as his wife's health was delicate, but she persuaded him.