Source: 18th Battalion Association Memorial Booklet and Awards.
Family Search: When Private Robert Alexander Marsh was born on 14 November 1893, in Woodstock, Oxford, Ontario, Canada, his father, Frederick Rose Marsh, was 44 and his mother, Mary Duncan, was 33. He married Anne Viola Cronk on 28 September 1925, in Toronto, Ontario, Canada. They were the parents of at least 1 son and 1 daughter. He registered for military service in 1916. In 1939, his occupation is listed as plant manager, ralston purina in Woodstock, Oxford, Ontario, Canada. He died on 22 July 1939, in Woodstock, Oxford, Ontario, Canada, at the age of 45, and was buried in Anglican Cemetery, Woodstock, Oxford, Ontario, Canada.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 