Science Notes - August 19, 1905

Experiments with the Langley Aerodrome

The Scientific Lantern

Electric Ignition Systems

Electrically-Heated Carbon Tube Furnaces

The Latest Performances of Typical French, English, and American Airships

Motor Cycle Race for International Cup

By the Paris Correspondent of Scientific American

Forty-Horse-Power Gasoline Tractor for the British War Office

Some Problems in Steam Turbine Design

Electric Power from Blast Furnaces

Counterfeit Relics

Precious Metals Recovered by Cyanide Processes

The Construction of a Silvered Glass Telescope, Fifteen and a Half Inches in Aperture, and its use in Celestial Photography.—IV

Engineering Notes

Trade Notes and Recipes