Alexander Graham Bell—teacher, scientist, inventor, gentleman—
was one whose life was devoted to the benefit of mankind
with unusual success. Known throughout the world as the
inventor of the telephone, he made also other inventions and
scientific discoveries of first importance, greatly advanced the
methods and practices for teaching the deaf and came to be
admired and loved throughout the world for his accuracy of
thought and expression, his rigid code of honor, punctilious
courtesy, and unfailing generosity in helping others.
Added: August, 15th 2009
File size: 1.41mb
Tags: graham bell, telephone, london, edinburgh, experiments, circuits
Communication systems have undergone drastic changes from the first conventional telephone patented by Alexander Graham Bell in 1876. With development of technology, and demands for more clarity of ...