Four-page letter dated October 19, 1845, from Geo. [George] Bradburn in Boston [Massachusetts] and Lysander Spooner in Athol, Massachusetts, discussing the cases of Prigg vs. Penn and George Latimer., New-York Historical Society
One-page letter dated August 18, 1853, from James Birney of Cincinnati [Ohio] to Lysander Spooner [of Boston, Massachusetts], asking for his legal opinion on the decision of Judge [John] McLean on the [Rosetta Armstead] fugitive slave case., New-York Historical Society