Scientific American Magazine Vol 99 Issue 22

Scientific American Magazine

Volume 99, Issue 22

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Features

Technical Heads for Technical City Departments

Making Rocks and Minerals Artificially

Science

Engineering

Electricity

The Eclipse of the Sun and Lunar Appulse in December, 1908

Frederic R. Honey

Launch of the “North Dakota”

Is Concrete Steel a Permanent Construction?

J. A. Fitzpatrick

How India is Fighting the Plague—the Manufacture and Use of Anti-Plague Vaccine

By the English Correspondent of the Scientific American

An Automobile Hoe

Jacques Boyer

The Guiding Lights of Our Coasts

C. H. Claudy

Roller Mounting for the Christmas Tree

George W. Naylor

Handyman's Workshop

Folding Tree Stand

A. V. Searing Jr.

To Prevent the Christmas Tree from Upsetting

H. G. L

A Christmas Tree Garden

L. Gessford Handy

Some Home-Made Christmas Presents

Copper-Plating Flowers and Other Perishable Articles

W. J. C

Protection for Christmas Tree Candles

G. H. Rutherford

Home-Made Metal Lamp Shade

B. A. Johns

Ornamental Concrete Flower Pots and How to Make Them

Ralph C. Davison

The Christmas Entertainment

A Trick with Tourmaline

Gustave Michaud

Departments

Correspondence

The Heavens in December

Notes and Queries

Recently Patented Inventions

New Books, Etc.

Index of Inventions