Through November 5 “Unsettled Pieces”Opening September 17 “50/50: Fifty Years of Collecting Art”“50/50: Collecting the Boston Printmakers”Ongoing“Please Approach the Bench”October 22: Boston Printmakers Panel and DemoThe museum offers shows of contemporary works and shows featuring objects from the museum’s collection. See website for schedules and other programming.Free admission.Hours: Wed.-Sun., 1-4 p.m.