The contents are as follows. (i) 'Dialogue A & B on Mare liberum & clausum law' (folio 1); (ii) 'On Pitmeddens treaties of Mutilation & Demembration' (folio 8); (iii) 'Introduction to a treatise on the Constitution of Scotland' (folio 13); (iv) 'The hereditary right of the Crown of Scotland asserted' (folio 20); (v) "On Abercrombie's first volume" (referring to Patrick Abercromby, ‘Martial achievements of the Scots Nation’, volume 1 (Edinburgh, 1711)) (folio 32); (vi) 'Answers for the Convention of the Royal Burrows of Scotland to the Reasons of Dissent given in by the Representative of the Burgh of Haddington' (folio 43); (vii) 'Geography of Scotland' (folio 45); (viii) Drafts of various articles concerning Scottish constitutional and legal affairs (folio 49); (ix) "Observations on Dr Bedford's book asserting the hereditary right of the Crown of England" (referring to 'The hereditary right of the Crown of England asserted ... by a Gentleman [i.e. George Harbin’] (London, 1713), sometimes attributed to Hilkiah Bedford) (folio 70); (x) Dialogue between Philanthrope and Callias (folio 74); (xi) 'On Absolute Government' (folio 160); (xii) 'Remarks on a letter to a Member of Parliament from one of his Constituents' (folio 162); (xiii) Dialogue between Polites and Basilius (folio 199); (xiv) Letter of Polites concerning the British army (folio 229); (xv) Dialogue between Agathocles and Charles V (folio 233); (xvi) Notes on early-seventeenth-century British and European history (folio 239); (xvii) 'Wholesome advice to all true Brittons. By a correspondent of Signor Giovanni Angelo Belloni residing in England' (folio 254); (xviii) Drafts of an article concerning British ambassadors at European courts by 'Humphry New Mixon' (folio 258); (xix) Drafts of articles on British foreign policy and general political subjects, circa 1739, undated (folio 266).