 Louisa Isabel Chisolm, daughter of Robert Chisolm and Louisa Screven Guerard.Born Mar 17, 1854, died estimated EST. WFT, 1885-1948, approximately 94 years Married Feb 4, 1880 (approximately 67 years married) to:  William Marion Heyward, son of George Cuthbert Heyward and Elizabeth Martha Guerard.Born Dec 5, 1856, died estimated EST. WFT, 1886-1947, approximately 91 years | |||