Original manuscript from the Adams Family Papers, Massachusetts Historical Society.

John Quincy Adams diary 15 (almanac), 1 January 1790 - 31 December 1790. 2 + 200 pages (inside front cover contains manuscript notations, page ii is blank, pages 1-48 consist of 15 manuscript pages plus 13 blank pages interleaved with 20 published almanac pages; pages 49-198 consist of published pages of the Massachusetts Register, page 199 is blank, page 200 contains manuscript notations); Page dimensions: 13.9 cm x 7.6 cm (5-1/2 in. x 3 in.).