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Features

Mysteries of Matter

Some of the Marvels of the Properties and Constitution of the Atom

By John Candee Dean

Golden-Rod

The Distortion of Iron Casting

Latent Heat of Fusion of Ice

Stellite

Modern Science and War Surgery

Artificial Sun Baths and Electric H eating of the Body

Engineering Education Faults

Co-Operation in Foreign Trade

Existing Commercial Conditions, and Problems That Confront the American Exporter

By Hon. Joseph E. Davies

A Novel Construction for Gas Holders

Protective Coating for small Articles

Emulsions and Emulsification

Kapok—A New Textile Fibre

Its Manufacture and Industrial Applications

By Jacques Boyer

Imitation as Pioneer of the Genuine

The Locomotive and the Revolutionist

A Discussion of Some Suggested Improvements

Aiming with the Rifle

Some of the Difficulties Encountered, and How they may be Overcome

By Edwin Edser

English Measures of Length

The History of Their Origin and Development

By Charles M. Watson

Planting Trees with Dynamite

The Medical needs of Modern Armies

Battery versus Magneto Ignition

By Frank Conrad

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February 19, 1916

Think Outside the Gift Box