Source: SS Caronia Passenger Manifest. 1919.
Find-A-Grave
Family Search: When Corporal James Brown was born on 3 July 1888, in Sheffield, Yorkshire, England, United Kingdom, his father, John Brown, was 24 and his mother, Florence Mequiner, was 22. He immigrated to Canada in 1913. He registered for military service in 1916. In 1916, at the age of 28, his occupation is listed as driver in Toronto, York, Ontario, Canada.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 