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Utica and Susquehanna Railroad

Spike Making Machinery

Artesian Well

Remedy for Burns

Yankee Clock Business

Liabilities of Railroad Companies

To Preserve Books from Insects

To Make Good Mortar

Charleston and Memphis Railroad

Georgia Railroad

Silvered Glassware

Cannelton Cotton Mill

Prussic Acid, Hydrocyanic Acid


Foreign Correspondence


The Atlantic is Safe

Railway Car Wheels


Errata—Steam Engine

The Volcano at Salt Lake

Height of Men

Write Plain

Sub-Marine Telegraph Under the Atlantic

Steaming for Hydrophobia

On the Cicada Septemdecim

Evaporation and Condensation in Engines

Good for the Logwood Business

Death of a Distinguished Astronomer

The Telegraph in Mexico

Sterine Candles

Attempt to Poison on Shipboard

American Vinegar in England

New Way of Securing Pitchfork Tines

Balance Slide Valves

The Patent Office Building

Improvement in Tinsmiths' Wiring Machines

New Cloth Folding Machine

Porter's Self-loading Gun

Steamboat Coal

Great Cave Discovered in Indiana

Improvement in Tanning and the Treatment of Hides

Mechanical Hobbies

The Coal Fields of the World

Iron of the United States

List of Patent Claims

Russian Candles

Patent Case--Planing Machine

Mr. Burke and the Reform of the Patent Laws

Patent Claims

Spectacle Lenses

Hair Dyes


Inventors and Manufacturers

Potato Rot



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    February 22, 1851

    20% Sitewide for President's Day