- Manuscript copy of a correspondence between Edmund Jackson and Hon. Robert C. Winthrop, in which Jackson asks for Winthrop's position on slavery before his election to United States Congress. Includes Winthrop's response dated November 2, 1840, in which he replies that he "cannot regard it as desirable or expedient to attempt any alteration of the Constitution in relation to slavery.", New-York Historical Society
- Letter from Francis Jackson of the Massachusetts Anti-Slavery Society to Lewis Tappan, Samuel E. Cornish, and Simon S. Jocelyn [in New York City], listing approximately 85 members from Massachusetts who will attend the 4th anniversary of the American Anti-Slavery Society, including William Lloyd Garrison, Ellis Gray Loring, and Samuel E. Sewall., New-York Historical Society
- Three-page printed circular letter from the American Anti-Slavery Society, soliciting donations that will support the "gratuitous distribution" of anti-slavery publications in pro-slavery areas. Followed by manuscript note from H. B. Stanton to Francis Jackson in Boston, Mass., with a personal appeal for funds., New-York Historical Society
- Letter from Arthur G. Homer, of New York City, to Francis Jackson asking for funds to help purchase two slaves belonging to Williamsburg, Virginia planter William Havis. They are the wife and child of a free black residing in New York, who has already procured several hundred dollars to buy their freedom., New-York Historical Society
- Letter to the Mayor [Samuel Atkins Eliot] and Aldermen of Boston [Massachusetts] from Francis Jackson and 11 other committee members [of the Massachusetts Anti-Slavery Society] arguing a recent denial for permission to use Faneuil Hall for a meeting about slave trade in the District of Columbia., New-York Historical Society