The London Gazette supplements – Findmypast

Delve through more than 40,000 announcements of armed forces promotions, appointments of official public offices, Royal proclamations and much more. The Gazette supplements also allow you to read through full reports and despatches from key battles of the First World War.

Source: The London Gazette, supplements August 1914 -January 1920 – Findmypast – Genealogy, Ancestry, History blog from Findmypast