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To Prepare a Varnish for Coating Metals

Encke's Comet

To Make Good Indian Bread

Sulphur Springs near Norfolk

Railroads in California

New Telegraph

Frazier's Excavator

Blue Ridge Mountain

For Varnishing Leather

Dodge's Night Signals for Ships

To Prepare a Varnish for the Scales of Thermometers

Arkansas—Internal Improvements

Sleeping Fever

Cold Weather

Circular Saws

Steam Carriages for Plank Roads

Hydrogen Gas

Cure for Deafness

Star Fish

Great Improvements in Photography

The Air Rendered Visible



Leap Year

Improvement in Cotton Felting

Improved Screw Wrench

Improved Paddle-Wheel for Steamboats

Quartz Crushing Machinery

Improved Cast-Iron Car Wheel

Patent Geometric Transfer

At What Price Gas may be Produced

Increase of Inventions—Patent Agents

Collins Line of Steamers


Lead Poisoning

Russian Sheet Iron

Isthmus of Panama

Steam Engines

Virginia Fanning

Steam Boiler Explosions

List of Patent Claims

India Rubber Over-Shoes

Ferry Steamboats and Ice

Explosion of a Drum

End of a Nobleman whose Progenitor Insulted Franklin


Dip of the Magnetic Needle

The Arabia Steamship

Consumption of Smoke

An Interesting International Patent Case

How to Cook Cabbage

New Edition of the Patent Laws

Back Numbers and Volumes

Patent Claims

An Important Paragraph

A Farm Cottage

On Boilers--No. 9


The Kettle Hat Yet


  • From the Editor

    To Correspondents

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