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Science Notes - December 2, 1905

Recent Developments in Motor Coaches upon British Railroads

By the English Correspondent of Scientific American

An Improved Method of Packing the Cylinder Head of a Gasoline Engine

Zoelly Explosion Gas Turbine

The Tolli Spring Governor

By Emile Guarini

An American Phonetic Laboratory in Germany

By Hugo Frhrn. Vom Hagen

Metals in the Atmosphere

By Alfred Ditte

Venom in Reptiles' Eggs

The Demagnetization of Watches

By George M. Hopkins

A Motor Paddlewheel for Small Boats

The Production of Petroleum in 1904

A Thermostat for Amateurs

By Edward F. Chandler

A Glass of Madeira

By F. G. Aflalo

Experiment with Electric Spark

Imaginings in a Mountain Observatory

Mortars and Cements

By Brysson Cunningham

Alterno-Rotative Gasoline Motor

By the Paris Correspondent of Scientific American

Metallic Paper

Chemical Effects of the X-Rays

Electrical Notes

Engineering Notes

Trade Notes and Formulæ

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