Source: Gathering Our Heroes during search of Blenheim soldiers.
Family Search: Private Harold Leroy Nichols was born on 9 May 1894, in Elsacraig-Comber, Essex, Ontario, Canada as the son of Father Nichols. He lived in London, Ontario, Canada in 1919. He registered for military service in 1915. In 1961, at the age of 67, his occupation is listed as spencer stone stores in Chatham, Kent, Ontario, Canada. He died on 29 January 1967, in Chatham, Kent, Ontario, Canada, at the age of 72, and was buried in Maple Leaf Cemetery, Chatham, Chatham-Kent, Ontario, Canada.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 