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Features

A Suction and Bucket Dredger

Perpetual Motion.—IV

The World's Gold Production

On a Slow Combustion Arc Lamp suitable for Factories and Street Lighting

By W. S. Squire

An Electric Band Saw

High Speed Electric Multiple Pump

The use of Telephones by Royalty

The Testing of India Rubber Goods

Automatic Gas Tap

By H. Michaelis

Electrical Notes

Miscellaneous Notes

Engineering Notes

The New Cathedral in Berlin, Germany

New Gobelins Tapestry for the Exposition of 1900

Improvident Civilization

A Plea for the Application of Scientific Methods to the Amelioration of Socio Economic Defects and Disorders

By Richard T. Colburn

Destruction of Insects

The Punic Necropolis of Douimes, Carthage

Grammatophyllum Speciosum

The Spread of Land Species by the Agency of Man; With Especial Reference to Insects

By Leland O. Howard

The British Association—Address in Anthropology

By W. Turner

Mercury Columns

Patents!

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