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Features

The British Second Class Cruiser Doris

Speed Control in Modern Steamers

By Lieutenant M. L. Wood

Carter's Pendulum Sifter

The Works of an Inventor of the Seventeenth Century

Machine for Preparing Test Specimens

The Bollee Automobile Tricycle

Automobile Acetylene Carriage

Vibration Meters

Automatic Breech Mechanism for Quick Firing Guns

The Yrtyche Bridge on the Transsiberian Railway

The Soudan Campaign

Pressure of Anhydrous Ammonia

Selected Formulæ

Chemical Action of Heat and Light

Miscellaneous Notes

Electrical Notes

Engineering Notes

The Preservation of Wood Pulp

Plate Speeds—The Hurter and Driffield Method, and the Actinograph

By Thomas Bolas

The Direct Manufacture of Butter from Milk

The Largest Man in the World

Horticultural Schools in Belgium

The Mekong Mission

On the Rotation of the Earth

The Ruins of Nhon to, Cambodia

The Treatment of Hæmoptysis

On the Diffraction of the Roentgen Rays

By L. Calmette and G. T. Huillier

Application of Photography by Roentgen Rays to Analytical Researches on Vegetable Matter

By Fernand Ranvez

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    Why Do Facts Fail?

    Why Do Facts Fail?

    Deconstructing Denial