books.google.com - This book, detailing the culmination of brutal trench warfare at Petersburg, Virginia, delves into the military and political background of the battle. Beginning by tracing the rival armies through the bitter conflicts of the Overland Campaign and ending with the siege of Petersburg, this book offers...http://books.google.com/books/about/The_Battle_of_the_Crater.html?id=AAkhQABTIAoC&utm_source=gb-gplus-shareThe Battle of the Crater
