- Manuscript letter by Robert Breckenridge [of Lexington, Kentucky] for publication in the Baltimore American, appealing to readers to send in monetary support and subscriptions to the Danville Review in order that the publication be able to continue operation after many of its officers became supporters of the Confederacy., New-York Historical Society
- Manuscript letter in the hand of Wiliam Lloyd Garrison, for publication to advertise a "mass celebration" of the anniversary of the emancipation of 800,000 slaves in the West India Islands [undated, but probably 1846]. On back in red, "Insert this evening - Wednesday morning - Thursday morning and evening." Addressed to Mr. R. F. Wallent, Antislavery Office, Boston., New-York Historical Society
- Twenty-five page manuscript letter by George W. Putnam addressed to the Agency Committee of the Massachusetts Anti-Slavery Society, Wendell Phillips, Francis Jackson, and Samuel Philbrick, for publication in The Liberator, defending his "extravagant" expenses while on lecturing tours for the Society., New-York Historical Society