to irving for us, rafael romantics mrs. lolita lebron andre cordero the gun wilderness and the accomplices goes the evil distinction of having perpetrated a criminal outrage almost unique in americas history. what an violence that stir the nation. look the saving slave houses project and a team of preservationists and 3d scanning technicians who documented several buildings associated with slavery. she was introducing the team to green hill when we arrived. this program is about 50 minutes. okay, so oh goodness. here's the so here's the auction. auction block and auctioneer stand so that's so that's the brick dependency. that's the duck house. the dark house. this is the wash house. this one has a neat feature. a drain in the wall. that is where they would dump the water out. this is the sleeve house. we are at green hill plantation which is that campbell county, virginia. i'm here with the company -- , they're here with me for the independent project. when i was in school from a masters thesis i started to do research with

two irving foers, rafael mir anda, mrs. lolita lebron, andre cordero, the gun wielder and their accomplices goes the distinction of having perpetrated a criminal outrage almost unique in america's history. wanton violence that shocked and stirred the nation. >> you are watching american history tv. all weekend, every weekend, and on holidays, too. only on c-span3. >> gary ecelbarger talks about list book, "the great comeback -- how abraham lincoln beat the odds to win the 1860 republican nomination". he explains how lincoln bounced back from his 1858 senate race loss to become the presidential fom me two years later. the national archives hosted this event in march, 2009, and provided the video. >> good afternoon, my name is doug swanson. i am the public programs coordinator here at the national archives and i want