In the late 19th century, French inventor Edouard-Leon Scott de Martinville patented the earliest known sound recording device. But his accomplishments were only recognized recently.
Sound was serious business for Bill Deputy, an audio engineer and All Things Considered technical director for many years. Deputy died Sunday at the age of 58.
Many of the items in The British Library's vast collection of recorded sound are in danger of disappearing. Some just physically won't last much longer; others are stored in long-dead formats.
Stefan Kudelski, inventor of the first portable professional sound recorder, has died. His Nagra tape recorder, created in 1951, revolutionized film by giving filmmakers the freedom to record scenes at virtually any location.