New Images of Musical Sound
Cambridge, MA: Harvard University Press, 1984. 177 pages. A book of music theory that "investigates the many mysteries of musical sound by using sound spectrum photographs, a method based on newly developed technology" -- from the front flap. Illustrated in black-and-white. ISBN: 9780674615854.
First edition (first printing). A fine copy in a dust jacket with wear to the corners and scratches to the rear panel.