Source: British Home Children Who Died in the First World War (Dead Lin). Found searching for Lieutenant Edwards at the Circumstances of Death database.
Family Search: Private George Gordon Edwards was born on 30 March 1894, in Cardiff, Wales, United Kingdom as the son of Thomas Edwards and Edith Augustine Edwards. He immigrated to Quebec City, Quebec, Canada in 1906. He registered for military service in 1916. In 1916, at the age of 22, his occupation is listed as farming in Sarnia, Lambton, Ontario, Canada. He died on 26 August 1918, in Guémappe, Pas-de-Calais, Nord-Pas-de-Calais, France, at the age of 24.
Home Children Canada War Service Index
History of the 18th Battalion CEF, "The Fighting Eighteenth" 