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SA Supplements Vol 47 Issue 1213supp

SA Supplements

Volume 47, Issue 1213supp

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Features

The Nicaragua Canal

Lewis M. Haupt

An English Review of the Spanish American War

The Production of Metallic Tubes by Extrusion

A New High Speed Locomotive

Trade Suggestions from United States Consuls

Selected Formulæ

Miscellaneous Notes

Electrical Notes

New Jersey Corporations

The New Kaiserjubiläums-Stadt Theater of Vienna

The Volcano of the Exposition of 1900

Patent Systems of the United States and Foreign Countries Compared

W. Clyde Jones

Curious Customs of the Isawiyah

A Drawing Traced by Fire

The North American Porcupine

G. Archie Stockwell

On the Boiling Point of Liquid Hydrogen under Reduced Pressure

James Dewar

Wireless Telegraphy

G. Marconi

Patents!