The material held at Churchill Archives Centre deals with Sir Dingle's career as a Liberal and then a Labour Member of Parliament, as well as with his distinguished position in the legal profession, particularly with regard to Commonwealth countries and with his literary skills.

Letter from WSC (Home Office) to King Edward VII describing events in the House of Commons including: a question by Lord Hugh Cecil [later Lord Quickswood] on the Government's intentions regarding the passage of the [1909] Budget; the effect of the Government's answer on the Irish Nationalists; WSC's observations on the unstable political situation and the lack of interest shown in discussion of the naval estimates.

Letter from WSC (Home Office) to King Edward VII describing events in the House of Commons including: praise for a speech made by the Prime Minister [Herbert Asquith]; comments on the inadequacies of a reply by [Arthur] Balfour; the imminent climax of discussions over the [1909] Budget and the veto of the House of Lords; and WSC's opinion that the King's intervention will be required to overcome the constitutional deadlock.

Letter from WSC (Home Office) to King Edward VII describing events in the House of Commons including: the debate over the amendment to the resolutions on the veto of the House of Lords excluding measures affecting Royal powers; the introduction by the Conservative Party of an amendment to exclude Home Rule from the powers proposed for the House of Commons and the excited mood of the House during speeches by the Prime Minister [Herbert Asquith] and [Arthur] Balfour.

Letter from WSC (Home Office) to King Edward VII describing events in the House of Commons including: the strengthened position of the Government due to the passage of the Budget through the House of Commons; the impressive position of the British economy; and the debate between the Chancellor of the Exchequer [David Lloyd George] and [William] O'Brien.

Letter from WSC (House of Commons) to King Edward VII describing events in the House of Commons including: the speeches of [George] Barnes, F E Smith [later Lord Birkenhead], [William] O'Brien, [William] Moore, WSC and Walter Ling on proposals for Parliamentary reform.

Letter from WSC (House of Commons) to King Edward VII describing events in the House of Commons including: a debate over Free Trade and Protection between [Alfred] Mond and Samuel Storey [later Lord Buckton]; the maiden speech of [Eliot] Crawshay Williams; [Arthur] Balfour's speech in favour of Protection and WSC's comments on the issue. WSC also discusses the small Government majority and the task of carrying through "tremendous constitutional changes".

Letter from WSC (Home Office) to King Edward VII describing events in the House of Commons including: discussion of an amendment relating to the hops industry; the weak position of the government due to the disillusionment of their supporters regarding legislation on the constitution and veto of the House of Lords; the necessity of a statement on the subject by the Prime Minister [Herbert Asquith] so that financial business, including discussion of the naval estimates, may be continued.

Letter from WSC (Home Office) to King Edward VII describing events in the House of Commons including: the smooth progression of financial business; discussion of Government borrowing; WSC's opinion that the Government has not surrendered to the Irish [Nationalists] and his comments on the strength of the constitution.

Letter from Henry Massingham (The Nation, 14 Henrietta Street, Convent Garden, London) to WSC explaining his criticism of WSC's speech in Birmingham [on 13 Jan 1909] on Liberal policy and the House of Lords. Makes particular reference to Welsh Disestablishment and social reform.

Memorandum from WSC (Board of Trade) to the Prime Minister [Herbert Asquith, later Lord Oxford and Asquith] on the unnecessary difference between the Government and its supporters over whether the passing of the Budget or the ending of the House of Lords' veto should be tackled first. Draft in WSC's hand.

Extracts from various speeches made by WSC in 1909 and 1910 on the intention of the Liberals to end the veto of the House of Lords if returned at the general election. Annotated typescript.

Letter from C P Scott (The Firs, Fallowfield, Manchester) to WSC asserting that the Government's supporters feel betrayed by its apparent complete change of policy on the veto of the House of Lords.

Letter from William Royle, chairman of the executive committee of the Manchester Liberal Federation (20 York Street, Manchester) to WSC thanking him for agreeing to address a demonstration in the Free Trade Hall and assuring him of the loyalty of the Liberal Party to the Prime Minister and the Cabinet and their approval of their strong attitude towards the veto of the House of Lords.