Source: Attached to 18th Battalion from 4th CIB to replace Captain Carlisle.
Find-A-Grave
Family Search: Chaplain Harold Dobson Peacock was born on 21 July 1884, in Driffield, Gloucestershire, England, United Kingdom as the son of William Peacock and Caroline Peacock. He had at least 1 daughter with Edith Mae. He immigrated to Canada in 1915 and lived in Windsor, Sandwich Township, Essex, Ontario, Canada in 1915. He registered for military service in 1915. In 1915, at the age of 31, his occupation is listed as clerk of holy orders in Windsor, Sandwich Township, Essex, Ontario, Canada. He died on 16 August 1959, in Rochdale, Lancashire, England, United Kingdom, at the age of 75.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 