The Structures and Acoustics Division of NASA Glenn Research Center is an international leader in rotating structures, mechanical components, fatigue and fracture, and structural aeroacoustics. Included are disciplines related to life prediction and reliability, nondestructive evaluation, and mechanical drive systems. Reported are a synopsis of the work and accomplishments reported by the Division during the 1996 calendar year. A bibliography containing 42 citations is provided.Acquaviva, Cynthia S.Glenn Research CenterACOUSTICS; FATIGUE (MATERIALS); MECHANICAL DRIVES; NONDESTRUCTIVE TESTS; AEROACOUSTICS; RELIABILITY; PREDICTIONS; LIFE (DURABILITY)...