Bell's Photophone, 1880

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Size: 2700px × 1994px
Location:
Photo credit: © Science History Images / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 1880, 19th, alexander, art, bell, century, charles, colorized, communication, diagram, enhanced, famous, fiber-optics, graham, history, illustration, invention, phone, photophone, precursor, science, sumner, tainter, talking, technology, tele-communication, telephone, transmitter, voice, wireless