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Creepy audio from the 19th century

This 1860 phonautogram by Édouard-Léon Scott de Martinville is the first known sound recording with a human voice.

http://www.firstsounds.org/sounds/1860-Scott-Au-Clair-de-la-Lune.mp3
Sounds a little scary. But when he recorded his phonautograms, he didn’t expect that once they would be played back, because the phonograph was only invented in 1877, by… 67 more words

Recording

The First Phonautograph in America (1859)

In 1859, a wealthy Philadelphia merchant named Charles N. Bancker bought a phonautograph for his lavish private collection of scientific apparatus.  It may have been the first phonautograph ever sold, and perhaps even the first one professionally built.  6,074 more words

Charles Bancker

Pitch & Timbre

http://www.militaryhistory.about.com

If you were able to ask George Washington a question, what would his answer sound like?

I wonder.  In portraits his mouth is always closed, due to the state of his teeth.  654 more words

Theodore Roosevelt