Two-page letter dated September 17, 1862,from Gerrit Smith of Peterboro [New York] to Lysander Spooner discussing the bequeathment of his property and his poor health. This letter is part of the Slavery Collection in New-York Historical Society.
Manuscript draft of a four-page letter from Lysander Spooner in Boston [Massachusetts] to Gerrit Smith dated June 12, 1860, describing his opinion "that we ought to bring several suits  against the entire committee (except Phelps)."
Two-page letter from Gerrit Smith in Peterboro [New York] to Lysander Spooner dated May 1, 1860, discussing legal aspects of slavery. This letter is part of the Misc. Mss. Smith, Gerrit collection in the New-York Historical Society.