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Quick Firing Guns

The Channel Bridge–Preliminary Designs

By Schneider and H. Hersent

One Hundred Horse Power Gas Engine

The Viaur Viaduct

On the Action of Sails

By H. C. Vogt.

The Anchoring of Buildings–Present Defects and how Improved

By Henry A. Goetz

Uranium-Gold Printing

Automatic Photography

The Physical Papers at the British Association

Porcelain Manufacture in Berlin

The Thorneburry Miner's Safety Lamp

The Philosophy of Life

The Planchette Table

Geography

By Francis De Winton

Useful Engineering Books

Building Plans and Specifications

The Chemical Papers at the British Association

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December 21, 1889

Help Us Reforest the Mississippi River Valley