I spoke to an AT&T archivist about Alexander Graham Bell's famous transmission. Even though calls have changed, the reasons ...
Interesting Engineering on MSN
150 years of telephone: How Alexander Graham Bell’s first call changed human history
About 150 years ago, in a small, crowded laboratory, a revolutionary moment occurred when ...
On March 10, 1876 Alexander Graham Bell revolutionized the way we communicate when the first discernible human voice traveled ...
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