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Features

The Jet Propeller

The Elevating Deck Ferry Steamer Finnieston

Uncle Sam's Welcome

Mannesmann Tubes at the Recent Session of the British Iron and Steel Institute,Pittsburg

Shielded Quick-Firing Guns

A Powerful Twin-Screw Armor-Plated Ram without Armament, for Defending Harbors

The Development of American Blast Furnaces with Special Reference to Large Yields

By James Gayley

The Electric Railway

M. Gramme

The Cheapest Form of Light

Improved Evaporator for Producing Fresh Water from Salt Water

Concerning Spiders

Anthropology

By John Evans

The Latest Discoveries at the Lick Observatory

The Siphons of St. Louis Island, Paris

Koch on Bacteriology

The Study of Muscular Fatigue

How to Analyze Fabrics

What a Knockout Blow Is

The Chestnut Tree

Building Plans and Specifications

Useful Engineering Books

The Future of American Agriculture

Departments

  • Departments

    Patents- November 15, 1890

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