- Four-page letter from Gerrit Smith of Peterboro [New York] to Lysander Spooner in Athol, Massachusetts, dated April 27, 1847, responding to Spooner's request for funds to support him during a visit to Boston as he writes his newest book. Includes list of names from whom Smith has collected funds, including S. E. Sewall, E. G. Loring, and H. B. Stanton.
- Manuscript draft of a four-page letter from Lysander Spooner in Boston [Massachusetts], dated March 12, 1856, to "Gerrit Smith, Lewis Tappan, William Goodell and others" dated March 12, 1856, explaining the reasons that Spooner has not joined the Liberty Party. At end, an additional note addressed to Gerrit Smith, requesting that he read the letter and then foward on to Goodell if he thinks it proper.
- Manuscript copy of a correspondence between Edmund Jackson and Hon. Robert C. Winthorp, in which Jackson asks for Winthorp's position on slavery before his election to United States Congress. Includes Winthorp'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."