Various drafts by Mackintosh of a summary history of the manor of Kensington from the Norman Conquest, and of Holland House itself from its building until the late eighteenth century.
1. ff. 1-23v. 'Holland House' (f. 1); after 1827 (f. 22). 2. ff. 24-56. 'Some Account of Holland House' (f. 24). 3. ff. 57-61. Notes on Holland House in two other hands, one of which (ff. 60-61) is that of Lady Holland.