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Features

The Capture of the Huascar

The Naval Combat in the Pacific

New Experiments with Regard to the Giffard Injector

Powerful Pumping Engines

Interoceanic Canal Projects

By A. G. Menocal

Deprez's Electric Motor

The Cartometer

Lights for Lighthouses

Piercing Glass by the Electric Spark

The Circulation of the Blood

Chloral Inebriety

Liquid Extract of Ergot

By P. Yvon

A New Malarial Germ

Catgut as a Carrier of Infection

On Some New Properties of the Natural Metallic Sulphides

The Accumulation of Nitric Nitrogen in the Unchanged Water of Aquaria

By H. Williams Jones

Fractional Distillation

Analysis of Commercial Potash

By B. Corenwinder and G. Contamine

Nitrification

By T. Schloesing and A. Muntz

The Sun

By S. P. Langley

Saturn

The History of the Horse Bot-Fly

Yale College and American Palæontology

How to Take Photographs of Microscopic Objects

By Carl Seiler

Biology and Microscopy

Meeting of the Biological and Microscopical Section of the Academy of Natural Sciences. Philadelphia, Dec. 1, 1879

By Carl Seiler

Rose-Farming

Manufacture of Diamonds

A Subterranean Palace

Moths Entrapped by an Asclepiad Plant (Physianthus) and Killed by Honey Bees

Sketching from Nature

The Lands along the New Arizona Railroad

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    January 24, 1880

    Complex Causes. Alternative Solutions.