4893058
9780531139035
Alexander Graham Bell has gone down in history as the inventor of the telephone mostly because he beat Mr. Elisha Gray to the patent office. The invention changed the way people communicate and therefore had a lasting impact on business, the economy, and our personal lives.Kummer, Patricia K. is the author of 'Telephone' with ISBN 9780531139035 and ISBN 0531139034.
[read more]