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发表于2024-12-02
Did You Invent The Phone All Alone, Alexander Graham Bell? pdf epub mobi txt 電子書 下載 2024
Alexander Graham Bell's life as inventor, scientist, and teacher is clearly told in a question-and-answer format, and complemented by a mix of photographs and illustrations. We learn not only how the telephone was invented and the mechanics behind its use, but how Bell's personal history, such as his mother being deaf, led to his interest in discovering alternate modes of communication.
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Did You Invent The Phone All Alone, Alexander Graham Bell? pdf epub mobi txt 電子書 下載 2024