Alexander Graham Bell #1
by Science Source
Title
Alexander Graham Bell #1
Artist
Science Source
Medium
Photograph - Photograph
Description
Portrait of Alexander Graham Bell (1847-1922), Scottish-American speech therapist and inventor of the telephone. Bell followed his father and grandfather into the speech therapy profession, but also studied sound waves and the mechanics of speech. By 1871, he had moved to the USA, becoming professor of vodal physiology a Boston. There he performed his experiments in converting sound waves into electrical impulses for transmission down wires. In 1876, he patented the telephone and founded what has become the AT&T company. In later years he made many improvements to the telephone, worked with Langley and Curtis on flying machines, and founded the journal "Science."
Uploaded
March 7th, 2013
Statistics
Viewed 1,488 Times - Last Visitor from New York, NY on 04/24/2024 at 7:07 PM
Embed
Share
Sales Sheet
Comments
There are no comments for Alexander Graham Bell #1. Click here to post the first comment.