Lincoln is present at opening of special session of Ninth General Assembly. Forty-eight of 55 members answer House roll call. In afternoon, Democratic convention, first Illinois state-wide political convention, meets in House.House Journal.

Lincoln votes for Stuart's amendment in regard to appointment and removal of canal commissioners. Amendment loses, 24 to 31, while bill passes 29 to 26, Lincoln voting yea.House Journal.

[Lincoln's name does not appear on four roll calls.]