Rachel C. Grey ’98 (right) and Alan F. deLespinasse ’94 tinker with a xylophone after this past Sunday’s performance by the Time Table Percussion ensemble. After the concert, which featured pieces by students Cynthia (Tilly) N. Whitney ’07, Thomas J. Carr ’09, and Nina C. Young ’07, audience members were invited onto the Kresge stage to learn about the instruments used during the performance.