Alexander Graham Bell (1847-1922),Scottish-US inventor and telephone pioneer. By 1871,Bell had moved to the USA,becoming professor of Vocal Physiology at Boston. He experimented on converting sound waves into electrical impulses for transmission down wires (telephony). While not the true inventor of the telephone,Bell's work and patents helped make the telephone a practical working device. In 1876,he founded what became the AT&T Company. This photograph,from the period 1905 to 1945,is from the Harris and Ewing Collection,which mostly consists of photographs taken in Washington DC,USA |