The Pratt County Historical Society will celebrate the 40th Anniversary of its incorporation on Sunday, November 9, 2008 from 1 p.m. to 5 p.m. at the Pratt County Historical Society Museum, 208 South Ninnescah in Pratt. All exhibits will be open, however many exhibits will be “Living Exhibits” with demonstrations or people talking about the history of the items in the exhibit and how they were used. The exhibits are always interesting, but they will come alive at this celebration.