Development of the Phonograph at Alexander Graham Bell's Volta Laboratory

Full Title

Development of the Phonograph at Alexander Graham Bell's Volta Laboratory
Contributions from the Museum of History and Technology, United States National Museum Bulletin 218, Paper 5, (pages 69-79)

Language

en

Duration

~46 minutes (45K characters)

Publisher

Project Gutenberg

Rights

Public domain in the USA.

Bookshelves

Subjects