Note-book, containing transcriptions from Cotton manuscripts, used for An Inquiry into the Life and Character of King Eadwig, (see Add MS 52220), [watermark 1821].
Historical notes, partly from printed sources, for Inquiry into the Rise and Growth of the Royal Prerogative in England, 1830, including (ff. 73) a memorandum, [before 1817], by Francis Homer.
Historical notes, partly from printed sources, for Inquiry into the Rise and Growth of the Royal Prerogative in England, 1830, bound with a label inscribed 'King: Natural and Politic Capacity' which is endorsed by Gen. Charles Richard Fox, 'Anglo-Saxon No. 3 Packet: last of 3'.
1. Draft of Vindication of the Ancient Independence of Scotland, 1832. See also Add MS 52213, ff. 113-188b. (ff. 1-109b). 2. Draft of Thoughts on Medical Reform, by a retired Practitioner, 1833. (ff. 110-112b).
Draft, with notes from printed sources, of An Inquiry into the Life and Character of King Eadwig, [watermark 1813], published after Allen's death by B. Thorpe as pp. 219-268 of the Inquiry into the Rise and Growth of the Royal Prerogative in England, 2nd edition, [?1854]. See also Add MS 52213, ...
Notes for A Short History of the House of Commons, with reference to Reform. Reversing the volume (f. 25, 25b) is a note on the numbers of peers since 1714.