The contents are as follows: Manuscript, [circa 1682], of the English text of the 'Atlas Scoticus, or Description of Scotland ancient and modern' by Sir Robert Sibbald (Adv.MS.15.1.1);

Maps, 1595-[circa 1682], originally inserted in Adv.MS.15.1.1: Manuscript of the English text of the 'Atlas Scoticus, or Description of Scotland ancient and modern' by Sir Robert Sibbald. (Adv.MS.15.1.2);

‘A Defence or Vindication of the Scottish History and of the Scottish Historians wherein the ancient race of the Scottish Kings ther ancient possession in this island of Great Britain and the antiquity and dignity of the Scottish Church are asserted and the objections of the Bishop of St Asaph are answered’, an apparently unpublished treatise, ?1685, by Sir Robert Sibbald (Adv.MS.15.1.3);

‘A Defence or Vindication of the Scottish History and of the Scottish Historians wherein the ancient race of the Scottish Kings ther ancient possession in this island of Great Britain and the antiquity and dignity of the Scottish Church are asserted and the objections of the Bishop of St Asaph are answered’, a condensed version, ?1685, of an apparently unpublished treatise by Sir Robert Sibbald (Adv.MS.15.1.4).