Includes: notes for Parliamentary questions raised by MAR; election material from 1945; correspondence, particularly letters of sympathy to MAR on the loss of his Parliamentary seat in 1945, with individuals including: Sir Alan Herbert; Sir Cuthbert Headlam; 6th Lord Winterton [earlier Lord Turnour]; James Thomas, Vice-Chairman of Conservative and Unionist Party [later 1st Lord Cilcennin]; Sir Patrick Hannon (2); Thomas Dugdale, Conservative Party Chairman [later 1st Lord Crathorne] (2); Charles Waterhouse; Ralph Assheton [later 1st Lord Clitheroe]; Winston Churchill [Prime Minister, earlier First Lord of the Admiralty] on subjects including MAR's First World War work on neutrality regulations (2); R A Butler [Minister of Education and earlier Under-Secretary of State for Foreign Affairs] on subjects including breaches of Brazilian territorial waters (2); Sir Douglas Hacking, Conservative Party Chairman; [Alfred] Duff Cooper [later 1st Lord Norwich]; Oliver Lyttelton [later 1st Lord Chandos]; Leo Amery; Brendan Bracken [Parliamentary Private Secretary to Churchill] on subjects including congratulating MAR on securing the candidacy for his constituency (2); Sir Archibald Sinclair [later 1st Lord Thurso]; [Arthur] Neville Chamberlain, Prime Minister, on MAR's decision to stand as a Parliamentary candidate (2); Sir [Hugh] Robert Topping, General Director of the Conservative and Unionist Central Office (2); Sir Robert Vansittart [Chief Diplomatic Adviser to Foreign Secretary]; Malcolm MacDonald, enclosing an article on Labour and the National Government; Sir John Simon on MAR standing as a Liberal candidate (2); 1st Lord Rennell [earlier James Rodd] on MAR standing for Parliament.