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Features

New El Paso, Texas, Oil-Burning Blast Furnace Plant

By C. W. Clapp

The Utilization of Wastes and By-Products in Manufactures

With Special Reference to the Decade of 1890-1900

By Henry G. Kittredge

Pressure Indicator

What is Steel?

A New Method of Starting Induction Motors

The Cyathometer

Double Safety Valves

Contemporary Electrical Science

Electric Power on the Comstock

Methods of Fishing in Hawaii

The Respiration-Calorimeter and its Use

Recent Progress in Astronomy

By J. K. Rees

The Dead Sea as it is To-Day

An Excursion to the House of Minos

The Biography of a Snowflake

By Arthur H. Bell

The New Weather Vane of the Eiffel Tower

A Long-Nosed Monkey

World's Coal Supply

The Atomic Theory without Hypothesis

Trade Suggestions from United States Consuls

Patents!

Selected Formulæ

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    November 22, 1902

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