The Book you are now reading is only the first volume of "Home-made Electrical Apparatus." Written in a very clear and simple style, the other volumes are invaluable to the young experimenter. There are no old or obsolete forms of apparatus described but only the latest electrical devices, making them

*The Most Thorough and Complete Books for*

*the Young Electrical Experimenter Published*

The partial Table of Contents below only gives a small idea of the interesting matter contained in these volumes.

VOLUME II

72 Pages 55 Illustrations

Table of Contents
Chapter VI—ELECTRICAL MEASURING INSTRUMENTS. Galvanometers, Ammeters, Voltmeters, etc.
Chapter VII—CURRENT CONTROL DEVICES. How to Make a Pole Changing Switch or Current Reverser. How to Reverse Small Motors. Battery Rheostats.
Chapter VIII—HOW TO MAKE A TELEGRAPH KEY AND SOUNDER. How to Install a Telegraph Line and Learn to Operate. Learning the Morse Code.