Susan Lewis explores an exhibition of the insect illustrations of a world-renowned entomologist at the Academy of Natural Sciences in Philadelphia.
David Patrick Stearns profiles the Dutch-born music director of the Dallas Symphony Orchestra, Jaap Van Zweden.
Eric Brannon takes us to Pennypacker Mills in Schwenksville, PA for an exhibition of historical mechanical musical devices - the forebearers of modern electronic appliances such as the CD player and the iPod.
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