Source: Per record of promotion for Corporal Joseph Sutton Pratt, reg. no. 225630.
Private Sinker joined the CEF with the 124th Battalion attesting on January 10, 1916, at Toronto, Ontario. He was a 28-year-old oil refinder and was marred to Emily Sinker at the time of his enlistment.
Arriving in England aboard the SS Cameronia in August 18, 1916, he was transferred to teh 18th Battalion on October 10, 1916, to make up for this unit’s losses at the Somme.
He served with the Battalion, except for a short stint with the 2nd Canadian Entrenching Battalion, until he was wounded. Initially, he received a minor wound on April 5, 1918, which required several day’s treatment, but upon his return he was wounded more severely on August 27, 1918 with a GSW to his left leg which fractured his tibia.
He was sent to England for treatment and was released from service for being medically unfit on December 3, 1919.
War Diary of the 18th Battalion CEF 