By Lele Galer, Columnist, The Times Exciting new art exhibitions are unveiled all week long, all over Chester and Delaware County, including the famous 41st Annual Unionville Art Gala this weekend in East Marlborough at Unionville High School. The Unionville Art Gala is the largest group art show of the season, starting this Friday November 18, 6-9pm and Saturday November 19 11am – 4pm. This...