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Life and Light

The Process By Which Living Organisms Produce Light

By Raphael Dubois

Cosmology among Natives of South Africa

A Silky Eater of Ants

A Tiny Animal of Exclusive Tastes And Peculiar Habits

By William Beebe

How Fishes Were Named

Twilight Phenomena

The Ferro-Alloys

A Brief Description of their Manufacture, Properties and Uses

By J. W. Richards

The Influenza Epidemic

Weed Destruction in Sugarcane Fields

A Visit to the British Front in September

Condition of Cities in Northern France on Enemy's Final Retirement

By Hamilton M. Wright

Reinforced Metals

Pneumonia as a Public Health Problem

By Rufus Cole

Food Shortage and High Prices

The Animus of German Scientific Men

Scientific Plant Breeding

A New Method of Separating Slate from Coal

That Promises Important Economies

By H. M. Chance

Naming Mountains in India

Meteorology in Relation to Aeronautics—I

A Review of the Data Required by an Aviator When in the Air

By W. H. Dines


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    November 30, 1918

    20% Sitewide for President's Day