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List view record 1: Understanding the Inventions That Changed the World. Episode 19, Cameras, Telephones, and PhonographsList view anchor tag for record 1: Understanding the Inventions That Changed the World. Episode 19, Cameras, Telephones, and Phonographs
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Understanding the Inventions That Changed the World. Episode 19, Cameras, Telephones, and Phonographs

2019
The mid-19th century saw the rise of analog communications, where film and electric currents were used as substitutes for an object or message. Meet the inventors of the first information age - among them, Louis Daguerre, Alexander Graham Bell, and Thomas Edison - and learn how they made informat...
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