John Turnbull (b. 1889) John Turnbull was a constable in the North-West Mounted Police. He was a policeman for three years before being honourably discharged. He enlisted for service in the First World War in 1916.((WWI Reg. #2004620. September 30, 1916 in Dawson. Attestation Paper, Library and Archives Canada.)) He was a Lance Corporal recruited by Captain George Black.((//Dawson Daily News// (Dawson), 17 August 1917.)) Turnbull returned to the Yukon after the war and took up mining.((//Polks Gazetteer,// 1923-24.))