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The Contributions of Geodesy to Geography

By Determining the Size and Shape of the Earth

By William Bowie

Briquetting and Tar Distilling Plant at Nuremberg Gasworks

Walnuts in Asia, Etc.

Anomalies in the Animal World

Flying Mammals; Flightless Birds and Other Curious Forms

By B. W. Shufeldt

Comet 1915 (e) Taylor

By E. E. Barnard

Man and the Universe

Promoting our Supplies of Food Fishes

What the Government Does for the Producer and the Consumer

Conversion of Coal into Soluble Substances by means of Ozone

Capillary and Electrocapillary Chemistry—I

A Survey of the More Important Phenomena, and Technical Applications

By W. C. McC. Lewis

Asbestos Discovered in Arizona

Scratching for Tin in Queensland

Study of Wave Motion

With a View to Counteracting the Rolling of Ships

New German Submarines without Periscopes

The Total Solar Eclipse of June 8, 1918

Observatory, Topeka

By Edison Pettit

On the Capture of Comets by Planets

By Henry Norris Russell

Vibrations, Waves and Resonance—IV

The General Principles Underlying Wave Motions

By J. Erskine-Murray

Recent German Aeroplanes

Experiments on Earth-Pressures

By Ponsonby Moore Crosthwaite

Utilization of the Discharge through Gases

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February 10, 1917

Think Outside the Gift Box