Alexander Graham Bell Invents 在线电子书 图书标签:
发表于2024-11-24
Alexander Graham Bell Invents 在线电子书 pdf 下载 txt下载 epub 下载 mobi 下载 2024
Alexander Graham Bell led an amazing life, before and after he invented the telephone. Look into the inquisitive mind of the young inventor as a child; learn what sparked his curiosity; and discover how his mother’s deafness inspired his lifelong interest in communication. Discover the rich contribution this pioneering scientist and naturalized citizen made to many areas of American public life, including his vital role in the history of the National Geographic Society.
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Alexander Graham Bell Invents 在线电子书 pdf 下载 txt下载 epub 下载 mobi 下载 2024