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Polydactyl Horses, Recent and Extinct

By O. C. Marsh

The Dyaks of Borneo

Milu Deer

Vulcanology in Italy in 1878


American Engineering —II

Transmission of Power to a Distance

Blasting by Means of Compressed Air

By W. E. Garforth

The American River Paddle Wheel Steamboat " Mary Powell"

By Sabine Hossenfelder and Stacy S. McGaugh

Multiple Pressure Sugar Mill

With Injections of Water, Steam, and Liquor between Each Pressure

Specific Gravity Balance

The Zootrope

Action of Aninmals in Motion

Electric Discharges in Rarefied Gases

Photography in Colors

The Telephone in Chicago

Electric Light Carbons

The Electric Light

Gas and Gas Making i

By L. P. Gratacap

Progress of Industrial Chemistry

Brief Review of the Most Important Changes in the Industrial Applications of Chemistry Within the Last Few Years

By J. W. Mallet

The Salts of Copper

The Beginnings of Life

The Beginning and end of the Worlds-II

By Camille Flammarion


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