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Features

The Air Ship Division of the German Army

Krupp Ordnance

Transparent Conducting Screens for Electric and other Apparatus

Briquette Machine

Improved Stereo-Matrix Process

Steam Kindling Wood Manufactory

Gaseous Fluorides

Chemisry in Relation to Pharmaco-Therapeutics and Materia Medica

By B. J. Stokvis

Chemical Notes

Anamorphoses

Temperature of Visibility

Problems of Lighting

Hints on Coloring Lantern Slides

By Geo. M. Hopkins

Infantry Footwear

By P. Phister

The Legal Responsibility of the Aged

By J. J. Caldwell

The Ouvirandra Fenestralis

American Apple Exports

Fair Forestry outside of the United States

By Jos. Crawford

Extinct Monsters

A Brief Account of Some of the Most Remarkable Forms of Animal Life in the Past History of the Earth

By Stephen Bowers

Avian Athletics

By Maurice Thompson

Kernot on Wind Pressures

Greenland as a Summer Resort

Patents!

Diatoms

The Fixed Stars

By Edward S. Holden

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