Includes letters from T. Huws Davies and D. A. Thomas, Viscount Rhondda. Many of the letters from 1917 and 1918 discuss various aspects of the war effort. Some later letters refer to demobilisation and reconstruction, and there are a few references to the coal industry. There is also a group of letters, 1917-18, from George M. Ll. Davies to David Davies, together with a few letters from David Davies to George M. Ll. Davies. These letters discuss the war effort, George Davies's contributions to the Welsh Outlook, and conditions in prison. There are detailed comments on contemporary political life and world events.

Notebooks kept by Major David Davies during the course of the First World War.

Correspondence and papers relating to various aspects of the First World War and the Second World War.