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Unjust Criticism, Industrial Capitals as Factors in War and more

Electric Cookery

Eliminating the Coal Range from the Kitchen

By H. C. Spaulding

Where the Smoke Helmet Would be Invaluable

A Lesson from the New York Subway Fire

Disastrous Burnout in a Subway Manhole

Lessons that Are Taught by the Accident

A New Whole Wheat Flour

By Charles Maxaner

Hunger Strikes an Aid to Good Health

By Maud DeWitt Pearl

Drop Head, a New Ailment

By Leonard Keene Hirshberg

Submarines That are Strictly Invisible

A Type That Can Pass Through a Mine Field and Attack a Blockaded Fleet

By Simon Lake

A Mine in a Meteor-Made Crater

Work of a 15,000-Centimeter Celestial Projectile

By Arthur Chapman

Quack Tree Surgeons, Oil Paint on Cement

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    Recently Patented Inventions - January 16, 1915

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January 16, 1915Cover Image: Diver Leaving a Submarine to Plant a Mine

Think Outside the Gift Box