Scientific American Magazine

For Varnishing Leather

To Prepare a Varnish for Coating Metals

Dodge's Night Signals for Ships

To Prepare a Varnish for the Scales of Thermometers

Encke's Comet

To Make Good Indian Bread

Sulphur Springs near Norfolk

Railroads in California

New Telegraph

Arkansas—Internal Improvements

Frazier's Excavator

Blue Ridge Mountain

Sleeping Fever

Star Fish

Cure for Deafness

Hydrogen Gas

Steam Carriages for Plank Roads

Circular Saws

Cold Weather

Leap Year

Great Improvements in Photography

Intervention—Science

Geology

The Air Rendered Visible

Quartz Crushing Machinery

Improvement in Cotton Felting

Improved Screw Wrench

Patent Geometric Transfer

At What Price Gas may be Produced

Increase of Inventions—Patent Agents

Improved Paddle-Wheel for Steamboats

Collins Line of Steamers

Improved Cast-Iron Car Wheel

Steam Engines

Ferry Steamboats and Ice

Lead Poisoning

Virginia Fanning

Steam Boiler Explosions

Paraguay

Explosion of a Drum

Isthmus of Panama

Russian Sheet Iron

India Rubber Over-Shoes

List of Patent Claims

End of a Nobleman whose Progenitor Insulted Franklin

Dip of the Magnetic Needle

An Interesting International Patent Case

Consumption of Smoke

The Arabia Steamship

How to Cook Cabbage

Stearine

An Important Paragraph

Back Numbers and Volumes

New Edition of the Patent Laws

Patent Claims

Inventors

The Kettle Hat Yet

A Farm Cottage

On Boilers--No. 9

To Correspondents