'The name of this 1877 invention is from the Greek for "sound writing"'
phonograph
19th CENTURY SCIENCE: The name of this 1877 invention is from the Greek for sound writing
The name of this 1877 invention is from the Greek for "sound writing"
The name of this 1877 invention is from the Greek for "sound writing"
19th CENTURY SCIENCE
phonograph
19th CENTURY SCIENCE