Lincoln receives reply to his letter of March 24, 1848 to David Lincoln. Latter has found that his uncle was Lincoln's grandfather.Abraham Lincoln to David Lincoln, 2 April 1848, CW, 1:461-62.

Lincoln is present at session of House, which continues consideration of private bills.Journal.

Lincoln writes to David Lincoln, of Virginia, regarding their shared family roots. David provided information that prompts Abraham to assert, "There is no longer any doubt that your uncle Abraham, and my grandfather was the same man." Abraham shares information about various uncles and he asks, "What was your grandfather's christian name? Was he not, a Quaker? About what time did he emigrate from Berks county, Pa. to Virginia? Do you know any thing of your family (or rather I may now say, our family) farther back than your grandfather?" Lincoln closes, "I shall be much pleased to hear from you again." Abraham Lincoln to David Lincoln , 24 March 1848, CW, 1:459; Abraham Lincoln to David Lincoln, 2 April 1848, CW, 1:461-62.

"Mr. Lincoln moved to suspend the rules of the House to take up the joint resolution from the Senate relative to contracts for the purchase of hemp for the use of the navy, for the purpose of referring it to the Committee on Naval Affairs." Motion fails to receive two-thirds majority necessary to suspend rules.Globe; Discussion in United States House of Representatives, 3 April 1848, CW, 1:462-63.

House debates resolution to print extra copies of correspondence between War Department and Gen. Scott, Gen. Taylor, and Nicholas P. Trist, negotiator of treaty of peace with Mexico. Debate is cut short by motion to go into Committee of Whole. Lincoln votes against motion but it carries 93-80.Globe; Journal.