Two of the four stools at the woolworths counter originally in Greensboro, N Carolina. On February 1, 1960 four college black students decided they wanted to get served in the whites only counter and sparked the (de)segregation issue. It culminated on July 25 when the entire counter was declared open for all races.
Barack Obama owes those four brave souls for paving the road to his election.
Displayed in the National Museum of American History, Washington DC