2 Answered Questions for the topic Inventions
04/20/19
How much faster were the printing presses than hand writing?
How many times faster were the printing presses, which gave Europe an advantage over other continents in term of access to knowledge, compared to copying of books by hand?
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05/12/17
How does Sir Charles Wheatstone's symphonium work?
I am doing a project in World History and it is on Sir Charles Wheatstone and his inventions and no matter where I look I cannot find the answer to this question. Can someone help please?
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