>> well, sandra herbert just gave a talk on darwin in the shadow of lincoln.and perhaps here in america, at least at this point in time, lincoln may have overshadowed but i think in the long run it will be darwin that we will remember the longest. >> and then finally if people want to learn about what they can about darwin from the library of congress, where should they go? >> they can come to the science reading room. and we have some books on darwin right in the reading room or they can use the online catalog at the library of congress and