"The Audible Past" explores the cultural origins of sound reproduction. It describes a distinctive sound culture that gave birth to the sound recording and the transmission devices so ubiquitous in modern life. With an ear for the unexpected, scholar and musician Jonathan Sterne uses the technological and cultural precursors of telephony, phonography, and radio as an entry point into a history of sound in its own right. Sterne studies the constantly shifting boundary between phenomena organized as "sound" and "not sound." In "The Audible Past, "this history crisscrosses the liminal regions...