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Transcriber’s Note
The punctuation and spelling from the original text have been faithfully preserved. Only obvioustypographical errors have been corrected. The front matter advertisements have been movedto the end with the other advertisements for the HTML version.
Containing Complete Directions for
Making All Kinds of Simple Apparatus
for the Study of Elementary Electricity
BY
THOMAS M. ST. JOHN, Met. E.
Author of "Fun With Magnetism," "Fun With Electricity,"
"The Study of Elementary Electricity and Magnetism
by Experiment," "Things A Boy Should Know
About Electricity," etc.
EIGHTH EDITION
THOMAS M. ST. JOHN
CASCADE RANCH
| East Windham | New York |
COPYRIGHT, 1898,
BY THOMAS M. ST. JOHN
TABLE OF CONTENTS.
| Chapter. | Page. | |
| I. | Cells and Batteries, | 5 |
| II. | Battery Fluids and Solutions, | 15 |
| III. | Miscellaneous Apparatus and Methods of Construction, | 20 |
| IV. | Switches and Cut-Outs, | 28 |
| V. | Binding-Posts and Connectors, | 32 |
| VI. | Permanent Magnets, | 37 |
| VII. | Magnetic Needles and Compasses, | 40 |
| VIII. | Yokes and Armatures, | 45 |
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