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The Insurrection in Crete

Playfulness of Young Tigers

The Catacombs of Paris

Story of a Celestial Wanderer

The Problem of Instinct

By Alfred R. Wallace

The Bacteriology of Milk

Tetra-Nitro-Cellulose—A New Explosive

By H. N. Warren

A Single Rail Railway

Watt and the Measurement of Power

By William Henry Preece

Rotary Pumps and Engines: Their Origin and Later Development

Gas and Gasoline Motors

Positions of the Magnetic Poles

The History of the Mirror

A Convenient Reading Table for Students

Technical Education in Europe

By C. P. Brooks

Electrical Notes

Engineering Notes

Miscellaneous Notes

Selected Formulæ


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April 03, 1897

Of Shamrocks and Science

Happy St. Patrick’s Day