BIOGRAPHY OF ALEXANDER GRAHAM BELL – अलेक्जेंडर ग्राहम बेल का जीवन परिचय
Alexander Graham Bell was born in Scotland to Edinburgh. They were raised in Boston, Massachusetts in the United States. It was in Boston that he opened a school for the deaf. During the leisure moments, he used to make such instruments which could help the deaf children to hear. At the same time, he also […]