SA Supplements Vol 72 Issue 1863supp

SA Supplements

Volume 72, Issue 1863supp

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Features

A Great Oil Well on Fire

Heroic Measures Adopted to Extinguish the Blaze

Electrical Resistance of Pure Metal at Very Low Temperatures

The Great Star Map.—III

H. H. Turner

Machine Beauty

Aesthetic Evolution in Engineering Structures

Practical Aspects of Printinǵ Teleǵraphy—VIII

An Inventor on the Difficulties to be Encountered and the Way to Overcome Them

Donald Murray

The Career of the Investiǵator

W. B. Cannon

Mechanical Service for the Furnace in the Modern Industrial Plant

Conveyors and Chutes for Feeding the Coal and Removing the Ashes

The Velocity of Rontǵen Rays

Simple Experimental Evidence for the Presence of Ions

A Schedule Adapted to the Resources of the Small Laboratory

Charles W. D. Parsons

The Acme of Refinement in Mechanism

Micrometer for Readinǵ Directly the Various Systems of Measurement

A New Method of Studyinǵ Gastric Secretions

By the Paris Correspondent of the Scientific American

The Most Remarkable Tree in the Country

A Fine Example of Giant Vegetable Growth

Deterioration of Macadam Roads and the Probable Cure

Problems that Arise from the Increased Automobile Traffic

Samuel D. Foster

New Determination of the Moon's Distance

A. C. D. Crommelin

Lathe Bracket for Blue-Prints

Electrical Notes

Science Notes

Engineering Notes