Trench diaries 

Many of the combatants of the First World War recorded the daily events of their experiences in the form of a diary. Featured are previously unpublished diary extracts, along with personal account by nurses and chaplains.

http://www.firstworldwar.com/diaries/index.htm

Read and help catalogue war diaries held in the online project, Operation War Diary, run by The National Archives and Imperial War Museum

http://www.operationwardiary.org/#/


Letters from the Front

The Imperial War Museum holds about 7,500 personal letters written during the war, some of which can be read here:

http://www.iwm.org.uk/history/letters-to-loved-ones