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Denaturized alcohol in France

By Our Paris Correspondent

The Increase of Knowledge in the Several Branches of Science

By E. Ray Lankester

The Stability of Submarines

By William H. White

The Roche Motor

Carbon Dioxide

By Myron L. Fuller

The Photo-Express

Synthesis of Alcohol and the Metallic Carbide

The San Francisco Lesson

By F. W. Fitzpatrick

Sand-Lime Brick

By Frances Densmore

Ions and Ionization

By Edouard Salles

Apparent Relative Motions of Rotating Disks

How Animals make their Toilet


Manufacture of Tin Plate

Science Notes

Engineering Notes

Trade Notes and Formulæ


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