This book originally published in 1901 is the Second Edition and has been thoroughly revised and partly rewritten. Information includes, coils for gas and automobile engines, medical coils and much more. Many of the earliest books, particularly th......

This book originally published in 1901 is the Second Edition and has been thoroughly revised and partly rewritten. Information includes, coils for gas and automobile engines, medical coils and much more. Many of the earliest books, particularly th......