Source: Per record of promotion in Sgt. William Harold Autterson, reg. no. 53426.
Find-A-Grave
Family Search: When Sergeant Andrew Devlin was born on 20 August 1888, in Blantyre, South Lanarkshire, Scotland, United Kingdom, his father, James Devlin, was 41 and his mother, Isabella Halliday, was 35. He had at least 2 daughters with Irma Sara Robins. He immigrated to Port Huron, St. Clair, Michigan, United States in 1919 and lived in West Frankfort, Franklin, Illinois, United States in 1923 and Chicago, Cook, Illinois, United States for about 10 years. In 1915, at the age of 27, his occupation is listed as miner in London, Ontario, Canada.
Military Medal Note that 18th Battalion booklet has the regimental number incorrect as 142502.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 