From Tin Foil to Stereo: Evolution of the Phonograph

1817 LIBRARIES acoustical aluminum horn apparatus application assistance automatons built chine Columbia Columbia Records Company Compton Mackenzie Courtesy of Edison Cros cylinder December 24 device diaphragm Edison Bell Edison Gem Edison Home Edison Laboratory National Edison Phonographs Plate Eldridge Johnson Type electrical embossing European filed foil Gramophone graph Graphophone groove harmonic telegraph historical human voice improved indenting-point industry interest invention inventor John Kreusi Laboratory National Monument Leonardo da Vinci letter magnet mechanical Menlo Park ment metallic MICHIGAN minute records motion movement Murdoch musical original Pathé Phonautograph phono phonograph of 1911 phragm played recording and reproducing repro Scientific American scientists second diaphragm sketches sound recording sound waves Speaking Telephone speech Speiden spring motor story stylus substantially as set Syracuse Syracuse University tape Thomas Alva Edison thread tinfoil phonograph tion tube turntable U. S. Patent Office UNIVERSITY VERSITY vibrations West Orange wire York