Nowadays that is quite easy if you have a computer with an internet connection and know how to use it. You need to go to the Senate or the House web page and examine the roll call vote tallies to find the exact record of votes every day.
You can also go to the Congressional record web page for vote tallies for the two chambers of Congress. However it is important to make a difference between the different types of votes since not all of these are recorded by name. Voice votes are only voted by the Congressperson saying “aye” or “no” to a particular proposition or bill. Division or standing votes are voted by raising a hand and then the presiding officers count the Members.
Answer:
The Presidential $1 Coin Act required that the cent, beginning in 2010, "shall bear an image emblematic of President Lincoln's preservation of the United States of America as a single and united country".
