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SA Supplements Vol 56 Issue 1455supp

SA Supplements

Volume 56, Issue 1455supp

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Features

The Electric Lighting Station of Tunis

Emile Guarini

Sarsen Stones

Recent Aeronautical Progress, and Deductions to be Drawn Therefrom, regarding the Future of Aerial Navigation

B. F. S. Baden-Powell

A Great Concrete Arch in Germany

The Catfish and its Habits

Tangential Waterwheel Efficiencies

Being An' Experimental Investigation of the Relative Values of Ntffekent Bucket Shapes

George J. Henry

Origin and Development of Armored Concrete

Statistics of the Krupp Works

The Relations between Scientific Research and Chemical Industry

New Mordanting Process

Radium in Medicine

Samuel G. Tracy

The Colossal Cavern of Kentucky

Horace C. Hovey

An Experimental Investigation of the Pressure of Light

Peter Lebedew

The Camphor Industry of Formosa

A. Frederick Collins

Contemporary Electrical Science

Transportable Generators of Electricity with Alcohol Motors

Hydraulic Coal Hoist for Discharging Coal into Ships' Holds

Propagating Oyster Germs

Electrical Notes

Trade Notes and Recipes

Engineering Notes

Trade Suggestions from United States Consuls

Selected Formulæ

Departments

Patents - November 21, 1903