This book was transcribed from scans of the original found at the Internet Archive. The page scans were done by Google. The original book was done as three volumes, but the edition I have transcribed put all three volumes together as a clothbound book. As a result it had three identical prefaces and duplicated ads. I have included one preface, at the beginning, and put the ads at the end of the book. I have rotated a couple of illustrations. The purpose of this book is to aid the young experimenter in building and operating his own electrical apparatus and instruments. Every boy of now-a-days experiments with electricity and the right sort of book which furnishes him with ideas gets close t…
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