significan for more on the history and significance of the emancipation proclamation, we turn to annette gordon-reed historian and professor of law at harvard law school. she won the 2009 pulitzer prize in history for her book, "the hemingses of monticello: an american family." of the professor freed, we just saw a long line snaking around the national archive. the event is one thing. how come an object has that kind of power? >> well, it's an iconic document in american history. and americans like to look at things like that to remind us the sort of journey we've been on from the beginning of the country's foundation. the declaration of independence, the emancipation proclamation, are the touch stouns for where we have been and where we hope we are going. >> suarez: i have seen people wait an hour to see, in effect, words. if yogo to ancient cathedrals in europe, let's say, they may wait in long lines to see objects that connect to saints, kings and queens. are we a republic of words? are they so important that we'll wait a long time to see them? >> well, people have said that america is a country