Joseph Gramley and Jonathan Ovalle, directors "Legacy: The Percussion Music of John Cage" As part of the School of Music, Theatre & Dance\&##39;s year-long celebration of the John Cage Centennial, the U-M percussion ensemble presents a concert of Cage\&##39;s music for percussion ensemble. Works include: Quartet, First Construction, Second Construction, Third Construction, Amores, Credo in US, Imaginary Landscape no. 3, Trio, and Dance Music for Elfrid Ide.