In the De Witt County Circuit Court, Lincoln and Clifton H. Moore represent defendant John Warner in the case of Campbell v. Warner. Barzilla Campbell is suing to remove Warner from land which Campbell claims to own. Lincoln and Moore file a plea in which Warner states that "he is not guilty of unlawfully withholding the premises claimed by the plaintiff." Judge David Davis continues the case until the next court term. Plea, filed 30 April 1852, Campbell v. Warner, Henry Horner Lincoln Collection, IHi, Springfield, IL; Order, 30 April 1852, Campbell v. Warner, Chancery Record 1A, 445, De Witt County Circuit Court, De Witt County Courthouse, Clinton, IL.

Lincoln writes a mortgage deed in which De Witt County residents James Mattlen and his wife Susana Mattlen agree to sell their steam saw and flouring mill to John Billington of Springfield, Illinois for $1,500. Lincoln also writes three promissory notes for James Mattlen to sign. Mortgage Deed, 30 April 1852, Henry Horner Lincoln Collection, IHi, Springfield, IL; Declaration, filed 23 April 1853, Billington v. Mattlen, case file, De Witt County Circuit Court, De Witt County Courthouse, Clinton, IL.

[In Lincoln's absence, his co-counsel files separate praecipes in two cases before the U.S. Circuit Court in Springfield: Moore for use of State Bank of Indiana v. Tanquary and Moore for use of State Bank of Indiana v. Buchanan and Vandermark. Complete Record, 21 July 1853, Moore for use of State Bank of Indiana v. Tanquary, Record Group 21, Complete Law Record, Volume 1b, 59-63; Complete Record, 10 February 1853, Moore for use of State Bank of Indiana v. Buchanan & Vandermark, Record Group 21, Complete Law Record, Volume 1b, 80-6, both in United States Circuit Court for the Southern District of Illinois, National Archives and Records Administration, Great Lakes Region, Chicago, IL.]