- Undated pledge of moneys to be paid to Lysander Spooner for "a review of Judge Kane's late decision, that the U.S. Courts have no constitutional right to punish for contempt without trial by jury." Signed by several prominent abolitionists, including Ellis Gray Loring, Francis Jackson, and Samuel E. Sewall.
- Two letters from Lysander Spooner to George Bradburn. A two-page note dated June 21, 1845, notifying that Amasa Walker will be visiting the store of Emerson, Harris & Potter if Bradburn would like to see him. Followed by a one-page letter dated October 17, 1845, notifying that he must leave Boston to attend to his mother in Athol [Massachusetts].