Le Téléphone, le Microphone et le Phonographe
by Du Moncel, Th., comte · fr · published 2008-12-20
A free public domain ebook from Project Gutenberg. Telephone; Microphone; Phonograph
About this book
Le Téléphone, le Microphone et le Phonographe is one of 76,000+ free public-domain ebooks indexed in the SENTINEL Books catalog, sourced from Project Gutenberg. Published 2008-12-20, written in fr, classified under TK in the Library of Congress system.
Subjects: Telephone; Microphone; Phonograph
Bookshelves: Technology; FR Sciences et Techniques; Category: History - Modern (1750+); Category: Science - Physics; Category: Engineering & Technology