The Propulsion of Ships
A Subject that Demands Much Further Investigation
Volume 85, Issue 2198supp
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Features
Dr. Johnson on Aeronautics
An Unusual Exhibition of Spider Webs
Treatment of Frozen Potatoes
Cave Dwellers of the Missouri Valley
A Mysterious Race of Undetermined Origin
Imbibition Exhibited by some Shellac Derivatives
Researches upon Antiseptics
Theories and Problems Relating to Musical Sands
Gasoline's Part in the Great War
Failure For a Day Would Cause Serious Results
Sources of Potash
Making Anti-Toxins for War Use
At the Laboratories of the University of Toronto
Medicine and the Military Death Rate
The Hardening of Steel by Chromium and Copper
The Causes of Disease—I
An Attempt at Classification with A View to Prevention
A Compound Harmonic Motion Machine—II
Adapted for Drawing Any Predetermined Curve with Mathematical Accuracy
Inducing Rain by Electricity
Transmission of the Trematode in Venezuela
Restoration of Materials after Fires
Modern Methods of Salving