Skip to main content


Experiments with Cast Iron

The Line of Perpetual Frost

Safety and Comforts of Railroad Traveling

Oregon Coal

Importation of Telegraph Cables

List of Patent Claims

Agricultural Premiums

The Sun.--No. 3

The Locomotive Engine.--Coal and Feed Water

Kiln Drying by Dry Steam

Another New Patent Bill

Patent Extensions

On the Right Track

McCormick's Patent Extension Again Rejected

Improved Governor

Important to Patentees, Inventors, and Manufacturers.--Great National Exhibition of Inventions, Machinery, and Productions

The Engineer

Recent American Patents

Ocean Telegraphs and Surveys

Notes on Patented Inventions.--No. 14

The Well Bored by Lightning

The Teredo, or Ship Worm

Telegraphic Communications

Recent Foreign Inventions

Important Items

To Correspondents

Term of Advertising

Important to Inventors

A Nautical Novelty

Cloth Folding Machine

Inventors, and Manufacturers

Why Photographs Taken in Britain are Inferior to American Pictures


    Purchase To Read More

    Already purchased this issue? Sign In to Access
    Select Format
    July 19, 1856

    20% Sitewide for President's Day