Vibration and sound. Morse, Philip M. (Philip McCord), 1903-1985. Vibration. Sound. QC231 .M83 1948 534 MOV Bibliography: p. 433. New York, McGraw-Hill Book Co., 1948. 1948. 1948 Text xix, 468 p. eng International series in pure and applied physics International series in pure and applied physics.