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Early Attempts at Submarine Navigation

Steam Railroad Ferry between Gjedser and Warnemuende

International View of the Simplon Tunnel

Modern Engineering

Stability Tests for Nitrocellulose and Nitrocellulose Powders

By Albert P. Sy

The Morphological Method and Progress

By G. B. Howes

Prof. Sir W. Ramsay and Prof. Curie

Invention in the Cyanide Process

Excavations in Rome

Landscape Gardening at the Louisiana Purchase Exposition

By Mark Bennett

Why a Flame Emits Light—The Development of the Theory

By Robert Montgomery Bird

Contemporary Electrical Science

The Arnold Electro-Pneumatic Railway System: Its Application and Experiments therewith in Connection with the Lansing, St. Johns & St. Louis Railway

By Bion J. Arnold

Trade Notes and Recipes

Trade Suggestions from United States Consuls

Selected Formulæ


  • Departments

    Patents - January 9, 1903

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