First World War
Papers relating to pre-war serving officers, those commissioned into the Special Reserve or given an emergency commission during the war can be found in the series WO 339
which can be searched by surname using our online catalogue.
Men given temporary commissions or officers in the Territorial Army can be found in series WO 374. These can also be searched for using our online catalogue.
Link to Commonwealth War Graves Commission: Officers killed during the war can be found on the Commonwealth War Graves 
data base.
War diaries
Link to the War Diaries section
Medal rolls
Campaign medals - Link to Medal Rolls section
Gallantry and Meritorious Service awards appear in the London Gazette, there are registers for the Distinguished Service Order and Military Cross in series WO 389. Victoria Cross registers are in WO 98.
