Houghton Mifflin Harcourt
Harcourt: Biographies: Alexander Graham Bell
An interesting description of the career of the man who invented the telephone. Learn more of his adventurous life as you read. (In Spanish)
National Inventors Hall of Fame
National Inventors Hall of Fame: Alexander Graham Bell: Telephone
Biographical information and a photograph of Alexander Graham Bell, the inventor of the telephone.
Library of Congress
Loc: American Treasures: "Mr. Watson Come Here!"
The American Library of Congress has Alexander Graham Bell's lab notebook in which he tells the story of the first successful telephone exchange.