Source: Per post by Allan Miller at 18th Battalion Facebook Group.
Family Search: Private Robert Smith was born on 24 July 1881, in Kilburn, Middlesex, England, United Kingdom as the son of Robert Smith. He immigrated to Canada in 1913 and lived in Chatham, Kent, Ontario, Canada for about 6 years. He registered for military service in 1916. In 1916, at the age of 35, his occupation is listed as labourer in Chatham, Kent, Ontario, Canada. He died on 30 June 1951, in London, Ontario, Canada, at the age of 69, and was buried in Maple Leaf Cemetery, Chatham, Chatham-Kent, Ontario, Canada.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 