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Features

The 9 De Julio

Double Stern Wheel Passenger Steamer

A New Life Boat

On Pottery Glazes—Their Classification and Decorative Value in Ceramic Design

By Wilton P. Rix

The Perkins Elastic Railway Conduit

Electric Laboratory Crucibles

A New Electrical Furnace

By M. Henri Moissan

Telegraph in War

By Jas A. Swift

Gilbert's “De Magnete”

A Steel Ship Struck by Lightning

Instantaneous Photography

Functions of the Retina

The Souchier Prism-Telemeter

Mirror-Writing

By W. W. Ireland

The Origin of Color

Relation of Molecular and Atomic Volume to Color

By William Ackroyd

Latent Heat

Variations of Gravity

By M. Mascart

Precautions against Cholera

Hawaii

By Frank H. Palmer

Detection of Lead

Starch

Recovery of Silver Residues

Useful Engineering Books

Patents!

The Examination of Soap

By M. E. Deiss

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    Why Do Facts Fail?

    Why Do Facts Fail?

    Deconstructing Denial