Painter's Colors

High Temperature Procured from Carbon

Researches on Ethers

The Darien Ship Canal Expeditions

Light and the Eyes

Wind Mills in the South

Hobb's Lock Picked

List of Patent Claims

Reaping Machines

Another Terrible Steam Boiler Explosion

Remedy for Chilblains

Explosion of a Steamboat Boiler.--The New Law

Professor Agassiz

Castors or Foot Rollers

Spontaneous Combustion

Alarm Gauge for Steam Boilers

Improved Brick Kiln

Recent Foreign Inventions

Improvement in Cotton Gin Saws

Machine for Softening Flax

Superintendent of the New York and Erie Railroad

New Railroad Switch

Our New Half Volume

The India Rubber Case Again

Starch Patent Extension Refused

Telegraph Fire Alarm and Steam Fire Engines

Value of Patented Improvements

Needful Discoveries

Pure Milk

The Independent

Consumption of Fuel in Steam Engines with Single and Double Cylinders

Decimal Weights and Measures

Underground Telegraph

Application of Heat to Produce Steam or Evaporation

Balance Valves for Locomotives

Scarcity of Common Sense

Water Wheels--Article 1

Breakage of Mills

To Correspondents

Lithographic Photography

Photographs on Steel Plates

Effects of Soda in Steam Boilers

Improvement in Exhausting Steam

Mechanics

Manufacturers and Inventors

Price of Scents

Increase in the use of Gutta Percha

Softening of the Brain