In the Vermilion County Circuit Court, the court orders Joseph Wilson and James J. Wilson to file a bond for cost in the case of Wilson et al. v. Kingsbury et al. Lincoln and John H. Murphy represent Joseph Wilson, James J. Wilson, and William Wilson's conservator James Parmer. The Wilsons are suing their former guardian Enoch Kingsbury and several others over the estate of Edward M. Wilson. Lincoln submits an affidavit supporting his request from the previous day for a continuance in the case of People v. Vest. Answer of Enoch Kingsbury, filed 16 January 1852, Wilson et al. v. Kingsbury et al., case file, box 67-9; Decree, 15 May 1852, Wilson et al. v. Kingsbury et al., Circuit Court Record D, 452, both in Vermilion County Circuit Court, Vermilion County Courthouse, Danville, IL; Affidavit, 15 May 1852, People v. Vest, Stern Collection, Library of Congress, Washington, DC.

Charles L. Pate, one of the defendants in the case of People v. Pate and Pate, signs a contingency fee agreement, written by Lincoln, promising to pay Lincoln and fellow attorney Oliver L. Davis $80 "whenever the five suits brought in the Vermillion county circuit court, by the People of the State of Illinois, against me, on five several Recognizances of bail, shall be finally decided in my favor, and not before." Contingent Fee Agreement, 15 May 1852, People v. Pate and Pate, Private Collection.