- Ship manifest of "negroes, mulattoes, and persons of color taken on" the Steam Boat Columbia of Baltimore from the port of Alexandria [Virginia] to Norfolk [Virginia]. Includes names of ship's Master James Mitchell, shipper James H. Birch of Washington City, consignee B. V. Shekells of Washington, collector Edward Green and 13 slaves.
- List titled "January 1851," Harriet C. Capen, Robert Briggs, Stimpson & Whiting, James Bates, Edward Hennessey, Willis & Co., Wetherbee Brothers, Joel Brett, Smith & Swift, Jonathan Cottle, David Kimball, Thomas E. Lillie & Co., Mrs. Cameron, John Kuhn, Holman, Holden, Hatler, Thomas Whittmore, Solomon Guess, George L. Thayer, Albany Block [residential building], and ca. 40 others.
- Twenty-two leaf letter to William R. Smith [possibly William Russel Smith of the United States House of Representatives] regarding the 'case of Chaplin' [probably the trial of William L. Chaplin, who was arrested in 1850 for helping two slaves escape to free states]. Includes lengthy discussion on the legality of slavery. Unsigned. Sent from Boston [Massachussets].