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Features

To Imitate Rose Wood

To Make Effervescing Lemonade

Michigan and Indiana Railroad

Railroad Law

Railroad Opening in Great Britain

Rotary Platen Printing Press

Suspension Bridge at Lewistown

The Toronto and Lake Simcoe Railway

To Imitate Black Rosewood

Purifying of Gas

A Grand Explosion of a Chalk Cliff

A New Sugar Cane

Bridge Across the Straits of Dover

A Scientific Hatching Machine

British Association for the Advancement of Science

The Voltaic Battery

Wild Rice

Distilling Improvements

Scientific Memoranda

Recent Foreign Patents

Capt. Taggart's Aerial Propeller

Improved Grinding and Pounding Machine

Improved Process of Casting

Improved Saw

Reform of the Patent Laws

Water Versus Steam Power

Water-Proof Cloth

Who will Accept the Offer?

City Railroads

Asphaltum Mining in New Brunswick

Composition Roofs

History of Propellers

Patent Ca

Wonderful Transformation

Fair of the American Institute

List of Patent Claims

Bound Vol. 5, Now Ready

Important Notice to Us!

The Steam Whistle

Self-acting Hydraulic Syphon Ram

New Prospectus

To Mechanics, Inventors, and Manufacturers

Improvements in Gas Manufacture

Electro Magnetism Triumphant over Steam

Departments

  • From the Editor

    To Correspondents

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October 12, 1850

Think Outside the Gift Box