This map describes the Confederate losses each year into the war.
Office of the Chief of Military History, United States Army
<ul><li><a rel="nofollow" class="external text" href="http://www.history.army.mil/books/AMH/AMH-10.htm">American Military History, Army Historical Series</a></li>
<li><a rel="nofollow" class="external text" href="http://www.lib.utexas.edu/maps/histus.html">Perry-Castañeda Library Map of the Civil War 1861-1865 Map Collection</a></li></ul>