Archibald "Archie" MacKinnon was born in July, 1894. He first enlisted with the 74th Battalion and later served overseas with the 58th Battalion. MacKinnon was seriously wounded in September, 1916 and discharged as medically unfit in June, 1917. The collection currently consists of twenty letters. See also the collections of his uncle William MacKinnon and his brother Ronald MacKinnon.