неделя, 12 август 2018 г.

Today in History - August 12

Today in History - August 12

August 12, 1877, is the date popularly given for Thomas Alva Edison’s completion of the model for the first phonograph, a device that recorded sound onto tinfoil cylinders. Continue reading.

Click here to search Today in History for other historic moments.



Read more on https://loc.gov

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