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Features

Charcoal Roads

Obstructions on Railways

On the Manufacture of the Celebrated Damascus Blades

Effect of the N. Y. and Erie R. R. on the Butter and Poultry Markets

Languages

Machinery for Boring and Sinking Artesiam Wells

Nova Scotia Wood

Railroads

Iconographic Encyclopedia of Science, Literature and Art

Inversion of Babies

Half a Century

Plank Roads

Supernatural Knocking

Mercantile Library Association

Miscellaneons

Correspondence of the Scientific American

Water-Proof Blacking

California Gold

Down of the Eider Duck

Dr. Dick and the Christian Citizen

New Theory of Cholera

Prof. Barry's Tricopherous

The U. S. Dry Dock at Brooklyn

Spain and its Resources

Marine Discoveries in Charleston Harbor

Water for Albany

Culture of Tea

Scientific Memoranda

Short Biography of Sir M. J. Brunel

Candles Made by Railway Process

New Method of Electrotyping

New Shaving Cream

Perpetual Motion Again

Sugar Crop

Ice Machine

Improved Method of Making Coffee Extracts

Action and Re-Action

Labor-Saving Churns

New Single Blade Propeller

American Inventions

Properties of the Crank

What was to be; What is; and What is not

The Ocean Steam Navigation Company

Great Meeting of Gas Consumers. Proff Grant's Light

British India

List of Patent Claims

Singular Electrical Phenomenon

The Importance of Conversation

Cultivation of the Castor Bean in Ohio

Notice

Arctic Bears

Rotary Steamboat Explosion

Curious Scientific Discovery

Telegraphing

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January 19, 1850

Reanimate Your Brain

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