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Features

Cow Milking Apparatus

A Manufacturing City

Waterproof Emery Paper

American Telegraph Inventor in Europe

Sounding Guard for Vessels

List of Patent Claims

Reform of the British Patent Laws

Pettingell's Pistol

Important Notice

Origin of Mechanics Institutions

Auricles for the Deaf

Useless Inflated Life Preservers

Harmony of Revelation and Science

Removing Incrustations from Culinary Vessels

Benefits of Machinery.--Mechanical Engineers

Present to an American Inventor

The U. S. Astronomer

New Tanning Process

Splendid Prizes.--Paid in Cash

New Brick Machine

Berdan's Mechanical Bakery

Inventors' Congress.--Great Enthusiasm!--Six Members in Council!!

Carriage Springs

Oscillating Engines

The Annual Address

Automatic Whistle.--Safety on Railroads

Great Exhibition of the American Institute at the Crystal Palace, New York

Sixth Week Continued Close of the Exhibition

Vergnes' Electro Magnetic Engine

New Spring Saddle

Water Filter

Meeting of the Exhibitors

Atmospheric Forge and Trip Hammer

Mortising Machines

Pumps

Use of Guano

Gas Stoves

Lithograph Presses

The Steam Frigate Merrimac

Marine and Stationary Governor

Rotary Engines

Preserved Fresh Meats

Shearing and Punching Presses

Transparent Oil Cup

Book Folding Machine

Fuel Cutter

Information Respecting the Manufacture of Iron and Steel

Printing Presses

Turning Lathe

Breech-Loading Fire-Arms

New Bridge

Etching on Ivory

Improved Quality of Alloys

Mechanics

New Subsoil Plow

Galvanic Metals

Departments

  • Letters

    Correspondents

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