StNicholas [serial] . CHARLES SGRIBNERS SONS BOOKS J3E33 New Books for Young People Harpers Electricity BooK for Boys By Joseph H. Adams This book will give boys a practical working knowledge ofelectricity. It tells how to make cells and batteries, switchesand insulators, armatures, motors, and coils. It shows howeasily experiments may be made with these home-made ap-pliances at small cost. Every-day uses of electricity areexplained so that boys will readily understand and at thesame time be stimulated to put forth their own skill andingenuity. With many diagrams. Price $


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Keywords: ., bookauthordodgemar, bookcentury1800, bookdecade1870, bookyear1873