Ta’shun Richardson

Alexander Graham bell2nd period

My Inventor

• Alexander was born on march 3,1847 in Edinburgh Scotland

• Alexander also spent some time in Boston an became a American citizen

Background

• Alexander studied his inventions while studying deaf people

• Alexander also worked as a speech therapist

Info

• Alexander was the leading authority on elocution and speech correction

• In 1872 Alexander founded a school for deaf people

Alexander's invention

• Alexander invented the telephone• The purpose of his invention was to

find a way to communicate to others without being face to face

Alexander’s invention was beneficial because now we can talk to each other without being face to face

Why I like this Inventor

• Alexander is my favorite inventor because I love using my cell to text and talk to others

More Info

• Alexander also invented the microphone• In 1856 he invented the electrical speech

machine

Info

• When Alexander was eleven he invented a machine that could clean wheat

• He died on August 22 1922

Info

• Alexander was a pioneer in the field of telecommunications

• In 1878 Alexander had set up the first telephone exchange in New Haven

Info

• After the telephone invention Alexander invented the photophone it was a device that enabled sound to be transmitted on a beam of light

Info

• In 1896 Alexander was elected first president of natural geographic society

• In 1877 Alexander formed a telephone company to operate local telephone exchange operation

Info

• A while before Alexander filed a patent application in 1875 Daniel Drawbaugh claimed to have invented the telephone but since he had no proof the court rejected him

Resources

• www.agbell.org/• www.pbs.org/wgbh/amex• www.ideafinder.com