Letters and political papers, the majority of which have been divided into five broad groupings.
Letters and telegrams, c. 1886-1945, 61 boxes.
Lord Crewe's writings, letters of congratulation, letters of regret, press cuttings, personal family correspondence and miscellanous correspondence, 4 boxes.
Speeches with related notes and correspondence, c. 1908-1939, 3 boxes.
Papers concerning conferences, committees, commissions, meetings, clubs, relief funds, memorials and other subjects, 21 boxes. The subject matter includes home affairs, the empire, Ireland, India, war operations and defence. There are papers relating in particular to Peers' Dinners (1910-1914), the Volunteer Training Corps, the Economic Conference of the Allies (June 1916), the Imperial College of Science and Technology (1909-1916), the royal visit to Cheshire (1912-1913), the Mesopotamia Commission (1916), and the Committee of Imperial Defence.
India Office papers
Material concerning administrative matters, especially public services, 1910-1915, 21 boxes. There are papers relating in particular to the Delhi Durbar, the visit to India of the Hon. Edwin Samuel Montagu, the development of New Delhi, the bomb outrage at Delhi, Indian finance and currency, Indians in South Africa, and World War I.
The remaining boxes consist of printed papers, such as confidential prints, parliamentary bills and debates. There are also 3 large volumes of press cuttings, covering 1892-1898.