Source: 18th Battalion Nominal Roll, April 1915.
Family Search: Private Michael Welsh was born on 8 November 1875, in Manchester, Greater Manchester, England, United Kingdom. He immigrated to Canada in 1913 and lived in Vancouver, British Columbia, Canada in 1918. He registered for military service in 1914. In 1914, at the age of 39, his occupation is listed as sailor. He died on 11 December 1935, in Victoria, Vancouver Island, British Columbia, Canada, at the age of 60, and was buried in Royal Oak Burial Park Cemetery, Victoria, Vancouver Island, British Columbia, Canada.
This man was born in 1897, not 1881 as he attested. He was just inside the age requirements of the CEF.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 