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The phonograph
The phonograph
Hermes is supposed to have invented the lyre by stretching dried cow intestine, (which is quite a stringy substance) across a hollowed out turtle shell. You can read more about this and many other legends of Hermes in "Hermes the Olympian" a story by David Rosser, available on Amazon.
Printing Press
The Printing Press - Johannes Gutenberg
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Cotton gin
the steamboat
American Farmer
cotton gin
You really should get a patent through a Patent Office.
Literacy Rates increased. ~
After the invention of the cotton gin by Eli Whitney the production increases markedly.
You should obtain a patent on your invention before posting it, in order to protect your intellectual property. Then you can talk about it on social media sites.
harvester
The Cotton Gin!
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