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Features

The Completion of the Simplon Tunnel

By Charles R. King

Some Common Defects in Timber and their Causes

By Harold Busbridge

Spontaneous Ignition of Bituminous Briquettes

The Elements: Verified and Unified

Bacteriology in Public Schools

By Wilfred H. Manwaring

Radiation Pressure

Foreign Automobile Trucks

By Emile Guarini

Receipts for Treatment of Steel, Copper, and other Metallic Objects

The Theory of the Incandescent Mantle

By Vivian B. Lewes

Simple Experiments in Hygiene

By Lillian Chapin

Waterproofing of Fabrics

Experimental Electrochemistry

By N. Monroe Hopkins

Euphorimetry; Or, the Art of Measuring the Fertility of the Soil

Electrical Notes

Engineering Notes

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    March 25, 1905

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