By: Jeannette Santos
How does it work?
Benefits that came as a result of the creation of this invention
A calculating engine is one of the most intricate forms of mechanism, a telegraph key one of the simplest. But compare their value. -George IIes
A hundred years ago, the electric telegraph made possible—indeed, inevitable—the United States of America. The communications satellite will make equally inevitable a United Nations of Earth; let us hope that the transition period will not be equally bloody. -Arthur C. Clarke