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How Art is Applied to Industrial Training in Philadelphia

By J. A. Stewart

American Engineering Progress

The Improvement of the Southwest Pass

Further Remarks on the Armament of our New Armored Cruisers

Screw Barges

Tunneling a Mountain for Water

By Enos Brown

High-Potential Phenomena

By A. P. Carmen

Induction Coils and Interrupters

Behr's Mono-Railway

Nut Cracking by Electricity

Mining Ancient River Channels in California

By Enos Brown

The Mining Statistics of the World

The Orientation of Greek Temples

Military Bridges

The European and Asiatic Faunas, and their Relations Past and Present with that of Africa

Life in an Oasis

Christmas Island

The Mineral Constituents of Dust and Soot from Various Sources

Sir Francis Barry's New Excavations of Brochs

A General Survey of Foreign Trade

A Few Vaccination Statistics

Transparency of Matter for X-Rays

Selected Formulæ

The Sound Locator and Projector

Trade Suggestions from United States Consuls

Trade Notes and Receipts



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