Science Notes - August 5, 1905

Proper Methods in Conducting Painting Tests

Comparative Tests of Steam and Electric Locomotives

Electrotyping

The Cerebotani Autotelegraph

The Belgian Correspondent Of Scientific American

The Zoelly Steam Turbine

Precious Metals Recovered by Cyanide Processes

English Motor Omnibuses for City and Country Use

By our English Correspondent

Test of a Steam Turbine after Two Years Service

Improving Gas Engine Efficiency

Ether Drift

Consumption of Horseflesh in Germany

Curious Habits of Wasps

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

Electrical Notes

Trade Notes and Recipes