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Mortising and Boring Machine

How the Approach of an Earthquake may be Known

New Wire Suspension Bridge

Rhubarb or Pie-Plant

The Turpentine Business

Coal in Massachusetts

Electro-Metallurgy Applied to the Ornamentation of Glass, China, &c

Artesian Wells

War between the Courts and Corporation


Impurity of Well Water

Woodcroft, Inventor of the Propeller

An Old Bible: its Vicissitudes and Wanderings

Patent Office Reports—A New Law

Anthracite and Welsh Coal

Lectures on Chemistry.—No. 5

Suffering in Maderia

How to Calculate the Power of Parker's Water Wheel

Locomotive Invention—White's Truck

Machinery and Tools as they are—Screws

Spot on the Sun

Envelope Stamp

Improved Rigging Screw

Improved Roofing

Improved Clover Thresher

Inventor's Claims

Self-Acting Hot Air Blast

Improved Melodeon

Improved Railroad Car Seat

Plastering Machine

Railroad Accidents—Means of Prevention

Telegraph to the Pacific

To Manufacturers and Dealers in Machinery

New York Crystal Palace

Inventors Secure your Inventions

Mechanics, Millers, and Long Hours

List of Patent Claims

A Specimen Business Letter

Riddle's Report of the Great Exhibition


Blowing up a Huge Chimney

Wells, Pumps, &c

On the Causes of Rain and the Possibility of Modifying them by Art

Manufacturers and Inventors


  • From the Editor

    To Correspondents

  • Recommended

    A Chapter of Suggestions, &c

  • Literary Notices

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Why Do Facts Fail?

Why Do Facts Fail?

Deconstructing Denial