Cause of death: Consumption

Headstone inscription courtesy of the Quebec Genealogical Society:

"Sacred to the memory of the three beloved children of John W Dunscomb, Collector HM Customs Quebec, and Caroline, his wife. Georgina departed this life ?? October aged 6? years, Elenor Grace XX October aged XX years, Henry Black Crowdy ? October aged ?? years in the year of our Lord 1856." Other side: "Sacred to the memory of daughters Margaret Isabel departed this life aged 6? months, Mary Falconer Annie Loretta June 20th 1875 aged ?? years, Christine Margaret departed this life Oct 16th 1871 aged 18 years, Alice Maud born March ?? died August 9 19?? daughter of John W and Caroline B Dunscomb."