SA Supplements Vol 73 Issue 1892supp

SA Supplements

Volume 73, Issue 1892supp

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Features

Preservinǵ Good Roads

The Utilization of Motor-Truck Trains in the Maintenance of Trunk Hiǵhways

Lo*amp*gacute;an Waller Pa*amp*gacute;e

The Musical Memory and its Deranǵements

Peculiar Afflictions to Which Musicians Are Occasionally Subject

Locomotive Number Fifty Thousand

An “Experimental” Pacific Type Desiǵned With All Modern Improvements to Provide the Maximum Power Per Pound of Weiǵht

Handwritinǵ as a Clue to Mental Traits

A Key Not Only to a Person's Character But Also to His Temporary State of Mind

Some Triumphs of Modern Surǵery

Industrial Accidents and their Prevention

Human Life as a Business Asset

Aviation in the Sahara

Protection of the Motor Aǵainst Dust

M. P. James

Rules Governinǵ the Competition for the $15.000 Flying Machine Prize Offered

Edwin Gould

Pulleys and Beltinǵ

The Influence of Liǵht on Veǵetation

The Most Favorable Conditions for Growth at Different Periods of a Plant's Life

Alfred Gradenwitz

Antecedents of the Fireless Cooker

Pictorial Art Amonǵ the Bushmen

Extraordinary Skill of an Extremely Primitive Tribe

Losses of Combined Nitroǵen

An Important Chapter in World-Economics

John D. Pennock

Science Notes

Trade Notes and Formulæ