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Features

A Unique Departure in Engineering Education

By Edward Orton

Causes for the adoption of Water-Tube Boilers in the United States Navy

By George W. Melville

The World's Largest Blast Furnace Companies

The Modern Armor-Clad

Designs for the “Denver” Class, Sheathed Protected Cruisers

By Philip Hichborn

Magneto-Optic Rotation and its Explanation by a Gyrostatic System

The New Bridge at Rouen

Krupp Armor-Plate Tests

Textile Designs by Photography

Trade Suggestions from United States Consuls

Miscellaneous Notes

Trade Notes and Receipts

Selected Formulæ

The Effect of Hydrocyanic Acid Gas upon the Germination of Seeds

Canada as an Exporter

Cockroaches

A Problem in American Anthropology

The Explosive Side of Acetylene

By Frederick H. McGahie

Manufacture of Boracic Acid and Ammonia by Treating Borates with Ammonium Salts, and of Borax and Ammonium Nitrate by Treating Ammonium Borate with Sodium Nitrate

By Bigot

Patents!

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    December 02, 1899

    Think Outside the Gift Box