Things a Boy Should Know About Electricity: Second EditionSt. John, Thomas M. (Thomas Matthew)
Science
Things a Boy Should Know About Electricity: Second Edition
St. John, Thomas M. (Thomas Matthew)
Electricity
=CONTENTS:= _Chapter_ I. Toys Operated by Permanent Magnets.--II.
Toys Operated by Static Electricity.--III. Making Electromagnets for
Toys.--IV. Electric Batteries.--V. Circuits and Connections.--VI. Toys
Operated by Electromagnets. VII. Making Solenoids for Toys.--VIII.
Toys Operated by Solenoids.--IX. Electric Motors.--X. Power,
Speed, and Gearing.--XI. Shafting and Bearings.--XII. Pulleys and
Winding-Drums.--XIII. Belts and Cables.--XIV. Toys Operated by
Electric Motors.--XV. Miscellaneous Electric Toys.--XVI. Tools.--XVII.
Materials.--XVIII. Various Aids to Construction.
While planning this book, Mr. St. John definitely decided that he would
not fill it with descriptions of complicated, machine-made instruments
and apparatus, under the name of "Toy-Making," for it is just as
impossible for most boys to get the parts for such things as it is
for them to do the required machine work even after they have the raw
materials.
Great care has been taken in designing the toys which are described
in this book, in order to make them so simple that any boy of average
ability can construct them out of ordinary materials. The author can
personally guarantee the designs, for there is no guesswork about
them. Every toy was made, changed, and experimented with until it was
as simple as possible; the drawings were then made from the perfected
models.
As the result of the enormous amount of work and experimenting which
were required to originate and perfect so many new models, the author
feels that this book may be truly called "Real Electric Toy-Making for
Boys."
=Every Boy Should Make Electrical Toys.=
The Electric Shooting Game>
A MOST ORIGINAL AND FASCINATING GAME PATENT APPLIED FOR AND COPYRIGHTED
[Illustration]
_=SHOOTING BY ELECTRICITY=_
=The Electric Shooting Game= is an entirely new idea, and one that
brings into use that most mysterious something--_electricity_. The
game is so simple that small children can play it, and as there are
no batteries, acids, or liquids of any kind, there is absolutely no
danger. The electricity is of such a nature that it is perfectly
harmless--but very active.
The "_game-preserve_" is neat and attractive, being printed in colors,
and the birds and animals are well worth hunting. Each has a fixed
value--and some of them must not be shot at all--so there is ample
opportunity for a display of skill in bringing down those which count
most.
"_Electric bullets_" are actually shot from the "_electric gun_" by
electricity. This instructive game will furnish a vast amount of
amusement to all.
_=The "Game-Preserve,"--the "Electric Gun,"--the
"Shooting-Box,"--the "Electric Bullets,"--in fact, the
entire electrical outfit, together with complete illustrated
directions, will be sent in a neat box, Post-Paid, upon
receipt of 50 cents, by=_
=THOMAS M. ST. JOHN, 848 Ninth Ave., New York=
* * * * *
Transcriber's note:
Public-domain text, read in full here on John Shaqi.
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