SA Supplements Vol 85 Issue 2207supp

SA Supplements

Volume 85, Issue 2207supp

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Features

Present Day Problems of Plant Geography—I

As Related to the Necessity for Intensified Production

Jean Dufrenoy

The Nearest Star

Identification and Determination of Zinc in Water

The New German Schreckliche Gun

Anomalies of the Animal World—Part IX

Anomalies to be Found among Ordinary Birds

R. W. Shufeldt

The Crater of Vesuvius

Our Wasted Resources

The Hypo Scarcity—what to do about it

A War Training School

The Aurora of March 7

Wax Modeling from Nature

A Pleasing Diversion and a useful Accomplishment for the Naturalist

Percy Collins

Unsinkable Ships—II

Previous Systems Discussed and a New Method Suggested

Charles V. A. Eley

Double Compounds of the Metallic Halides with Ether

A Typical British Locomotive

Preserving Perishable Food Stuffs

Coal used by Locomotives

The Study of Indian Music

Recent Developments through a New System of Analysis

Frances Densmore

Light Projection

A Short History of its Evolution and Devices Employed

C. A. Halvorson, R. B. Hussey

Tanning Fishing Nets

Notes on Road Building in Washington's Time

A. N. Johnson