- The Book, Complete: Being the Whole of the Depositions on the Investigation of the Conduct of the Princess of Wales, Before Lords Erskine, Spencer, Grenville, and Ellenborough, the Four Commissioners
- The duties and powers of public officers and private persons with respect to violations of the public peace.
- The Book!, Or, the Proceedings and Correspondence Upon the Subject of the Inquiry Into the Conduct of Her Royal Highness the Princess of Wales, Under a Commission Appointed by the King in the Year 180
- A Letter to the Right Honourable Spencer Perceval, on the Augmentation of a Particular Class of Poor Livings Without Burthening the Public
- The Church Question in Ireland: Speech as Prepared by the Late Right Hon. Spencer Perceval, for the Debate on the First Roman-Catholic Petition to the United Parliament, (13 May, 1805): Now First Publ