The contents are as follows: Letters, 1799-1821, of Mrs Catharine Mackintosh of Farr to her sons James John, 4th of Farr, and Alexander, 5th of Farr, in the East India Company's Madras army, chiefly on family and local affairs (MS.9853);

'Notes of the Genealogy of the House of Mackintosh and of the Different Branches of the Name that have Sprung from that ancient House; With the Genealogy of Several other Families connected therewith. Part of which is intended to form an Appendix to a short account of the origin and increase of the family of Mackintosh, with a brief notice of the sixteen Tribes of Clanchattan, who followed the successive Lairds of Mackintosh, as chiefs Captains and Leaders of Clanchattan, by S[imon] F[raserl Mackintosh, W.S., 1833' (MS.9854);

Receipts of rent from Donald and John Mackintosh, and miscellaneous letters and papers of Miss F D Congreve, chiefly concerning the genealogy of the Farr family, [1813, 1864, 1922-1925] (MS.9855).