Who Was Alexander Graham Bell?

ISBN-13: 9780448464602 / Angielski / Miękka / 2013 / 112 str.

Bonnie Bader; David Groff

Opis

Did you know that Bell's amazing invention--the telephone--stemmed from his work on teaching the deaf? Both his mother and wife were deaf. Or, did you know that in later years he refused to have a telephone in his study? Bell's story will fascinate young readers interested in the early history of modern technology