Source: Per record of promotion in Trafford, Frank Hall, reg. no. 141733 service record.
Find-A-Grave
Family Search: When Private William Thomas Rowland was born on 31 October 1883, in South Easthope Township, Perth, Ontario, Canada, his father, William Rowland, was 55 and his mother, Barbara McColl, was 38. He immigrated to New York, United States in 1931 and lived in Powell River, British Columbia, Canada in 1911. He registered for military service in 1914. In 1914, at the age of 31, his occupation is listed as labourer. He died in July 1959, at the age of 75.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 