Source: April 1917 casualty.
PTE. COOPER DEAD
Pte. W.J. Cooper died of wounds on April 10 at No. 6 Casualty Clearing station, according to a telegram received by his wife at 16 Wellesley avenue. He was only 23, and had been overseas one year. Before enlisting he was employed at the Pease Foundry.
War Diary of the 18th Battalion CEF 