Papers of Jeremy Bentham, 1750-1885, consist of drafts and notes for published and unpublished works, and cover many subjects including: Bentham's codification proposal, a plan to replace existing law with a codified system, an idea which manifested itself in Constitutional Code (London, 1830), a blueprint for representative democracy and an entirely open and fully accountable government, 1815-1832; penal code, which involved penal law giving effect to the rights and duties of civil law, [1773]-1831; punishment, to certain actions which, on account of their tendency to diminish the greatest happiness, would be classified as offences, [1773-1826]; Bentham's Panopticon, a way of maintaining and employing convicts in a new invented building, 1785-1813; Chrestomathia, the secondary school designed by Bentham, 1815-1826; evidence in law, [1780]-1823; religion, and the Church, 1800-1830; logic, ethics, deontology (the science of morality), morals, utilitarianism and the greatest happiness principle, 1794-1834; political economy, [1790]-1819; Supply without burthen or Escheat vice taxation, a proposal for saving taxes, 1793-1795; legislation, including law amendment and law reform, [1770-1843]; procedure, and procedure codes, [1780]-1830; law and issues in other countries, including Greece, Portugal, Spain, France, Belgium and Tripoli, 1810-1830; A Comment on the Commentaries, being a criticism of William Blackstone's Commentaries on the Laws of England, also Bentham's and Blackstone's views on civil code, [1774]-1830; sexual nonconformity, [1774]-1816; Scotch reform, 1804-1809; Court of Lords delegates, 1807-1821; parliamentary papers, and parliamentary reform, [1790]-1831; poor law, and poor plan, 1796-[1845]; correspondence, 1761-1866, including a corrected draft letter to James Madison, President of the United States of America, in which Bentham made an offer to draw up a complete code of laws for the USA, 1811.

Manuscript volume, 17th century: the Manner of Holdinge a Parliament in England in 24 Articles, comprising eight texts on parliamentary history, back to the Anglo-Saxon period, and on procedure, concerning both the House of Lords and the House of Commons and their powers.

Papers, 1926-1986, of Ifor Ball Powell, largely comprising the Philippine reference material collected by him, together with his correspondence and personal papers. The reference material covers topics such as the Philippine legislature; Philippine administration; political parties, elections and election statistics; US Philippine agreements and relations; Philippine Islands during World War II; and the City of Manila. Also included are photographs taken during Powell's field trips in Southeast and East Asia, particularly in the Philippines, and an extensive collection of press cuttings.