The contents of the volume are as follows:

(i) Letters and papers of Patrick Lindsay, Member of Parliament, 1711-1754, including: letters of and concerning John, 20th Earl of Crawford (business and military affairs); a genealogy of the Earls of Crawford; and letters of members of his family (his second and third wives, his daughter Mary, and his son Patrick) (folio 1).

(ii) Letters to Patrick Lindsay of Eaglescarnie, Deputy Secretary at War, 1744-1789, from his brothers John and James, his sister Mary, and his brother-in-law James Anderson (folio 81).