Source: 18th Battalion Nominal Roll, April 1915.
Family Search: When Private Charles Moir Borthwick was born on 29 June 1895, in Edinburgh, Scotland, United Kingdom, his father, John Hay Borthwick, was 32 and his mother, Margaret Meikle, was 19. He married Irene McFarlane Broderick in 1920, in Wentworth, Ontario, Canada. They were the parents of at least 1 son and 2 daughters. He immigrated to Canada in 1911 and lived in Saint George, Edinburgh, Scotland, United Kingdom in 1901. He registered for military service in 1914. In 1914, at the age of 19, his occupation is listed as machinist. He died on 15 December 1951, in Stratford, Perth, Ontario, Canada, at the age of 56, and was buried in Avondale Cemetery, Stratford, Perth, Ontario, Canada.
Brother to Borthwick, David Moir, reg. no. 53015.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 