mar 24, 1847 - Alexander Bell The Telephone
Description:
Alexander Graham Bell is known for inventing the telephone. He came to the U.S as a teacher of the deaf. While visiting his mother he came up with the idea of 'electronic speech' which leater led him to invent the microphone and telephone.https://www.pbs.org/transistor/album1/addlbios/bellag.html
Added to timeline:
Date:
mar 24, 1847
Now
~ 179 years ago