Volume 6, Issue 4
You are currently logged out. Please sign in to download the issue PDF.
Features
Railroad Opening in Great Britain
Railroad Law
To Imitate Black Rosewood
To Imitate Rose Wood
Rotary Platen Printing Press
To Make Effervescing Lemonade
The Toronto and Lake Simcoe Railway
Michigan and Indiana Railroad
Purifying of Gas
Bridge Across the Straits of Dover
A New Sugar Cane
British Association for the Advancement of Science
A Scientific Hatching Machine
A Grand Explosion of a Chalk Cliff
Wild Rice
Distilling Improvements
The Voltaic Battery
Scientific Memoranda
Recent Foreign Patents
Improved Process of Casting
Capt. Taggart's Aerial Propeller
Improved Saw
Improved Grinding and Pounding Machine
Water-Proof Cloth
Who will Accept the Offer?
History of Propellers
Asphaltum Mining in New Brunswick
City Railroads
Composition Roofs
Reform of the Patent Laws
Water Versus Steam Power
Patent Ca
List of Patent Claims
Fair of the American Institute
Wonderful Transformation
Bound Vol. 5, Now Ready
Important Notice to Us!
Improvements in Gas Manufacture
Self-acting Hydraulic Syphon Ram
The Steam Whistle
New Prospectus
To Mechanics, Inventors, and Manufacturers