If you ever wondered how we looked at electricity in 1903 this book will fascinate you.
Here is an entire book on it.
http://www.archive.org/stream/electricalengine01fost#page/n5/mode/2up
If you ever wondered how we looked at electricity in 1903 this book will fascinate you.
Here is an entire book on it.
http://www.archive.org/stream/electricalengine01fost#page/n5/mode/2up