Boston Athenaeum Turns 200

teaperson writes “Boston’s oldest private library is mounting an exhibit of various treasures to celebrate the occasion, featuring “a copy of the Emancipation Proclamation signed by Abraham Lincoln, painting and sculpture by artists Mather Brown and Horatio Greenough. And, of course, there are books, including a bound volume of presidential speeches from the library of George Washington.” WBUR takes an audio and video tour.”