Each spacecraft carried a golden phonograph record, a time capsule of sorts that included clues and messages meant to convey the story of human civilization.
At his laboratory in Menlo Park, he created many important inventions, like the light bulb, the telephone, and the phonograph, a machine that can record and play back sound.
It occurs to me that it's spinning like the turntable of my Web-cor phonograph, on which I used to play Fats Domino and now play Dylan and the Dave Clark Five.