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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