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Title: How Two Boys Made Their Own Electrical Apparatus
Containing Complete Directions for Making All Kinds of Simple Apparatus for the Study of Elementary Electricity

Author: Thomas M. (Thomas Matthew) St. John

Release Date: March 15, 2009 [eBook #28335]

Language: English

Character set encoding: ISO-646-US (US-ASCII)

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HOW TWO BOYS MADE THEIR OWN ELECTRICAL APPARATUS

by

THOMAS M. ST. JOHN, Met. E.

* * * * *

HOW TWO BOYS MADE THEIR OWN ELECTRICAL APPARATUS

By THOMAS M. ST. JOHN, Met. E.

EIGHTH EDITION Price, postpaid, $1.00

This book contains 141 pages, 125 illustrations, and directions for
making 152 pieces of apparatus. Size, 5x7-1/2; red cloth.

CONTENTS: Chapter I. Cells and Batteries.--II. Battery Fluids and
Solutions.--III. Miscellaneous Apparatus and Methods of
Construction.--IV. Switches and Cut-Outs.--V. Binding-Posts and
Connectors.--VI. Permanent Magnets.--VII. Magnetic Needles and
Compasses.--VIII. Yokes and Armatures.--IX. Electro-Magnets.--X.
Wire-Winding Apparatus.--XI. Induction Coils and Their
Attachments.--XII. Contact Breakers and Current Interrupters.--XIII.
Current Detectors and Galvanometers.--XIV. Telegraph Keys and
Sounders.--XV. Electric Bells and Buzzers.--XVI. Commutators and Current
Reversers.--XVII. Resistance Coils.