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SA Supplements Vol 46 Issue 1186supp

SA Supplements

Volume 46, Issue 1186supp

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Features

The Congo Railroad

High Explosives and Smokeless Powders and their Applications in Warfare

Hudson Maxim

A New Rotary Steam Engine

Two-Spindle Vertical Milling Machine

Notes on Repairs to Gas and Oil Engines

Utilization of Indian Corn Stalks in Russia

Sand Blast for Cleaning Walls

Friction Clutches

Cutting Waste Negatives for Cover Glass

R. P. C.

The Mines of Ethiopia

Prehistoric Weaving in England

The Value of Photographic Residues

Selected Formulæ

Engineering Notes

Miscellaneous Notes

Bull Fighting

Wages and Prices in America

The Need of College Men

Feat of an Indian Fakir

Fortuitous Discovery

Arrangement of an Electro-Plating Plant

A New Electric Sewing Machine

An Aluminum Conductor

Roman Villas

Experiment Upon Inertia

The Dicaiometer

The Liver

The Significance of the Garment

Alice C. Fletcher

Drinking Water at Camp Thomas

Liquid Air

Stanhopea Madouxiana

The World's Copper Production and Consumption

Patents!