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Features

Gold Water Size

National Road to the Pacific

Improved Ships' Windows

Gold Color or Oil Size

White Coating

Preparatory Size

Vermeil

Coloring Yellow

To Light Matches in Damp Weather

Chart of Chemistry

New York Milk

Mixture to Color the Hair

Errata of Patent Claims

The London Athenum and the Patent Journal

Complimentary

Re-Vaccination and Small Pox

New Photographic Process on Paper

Letter from Mr. Paine

Air

Fall of a part of the Horse-Shoe at Niagara Falls

Spontaneous Combustion of Cotton

Chaldean Agriculture and Drainage

Correspondence from Siam, East India

Wealth of Trinity Church

Astronomy and Mechanical Genius

New Barrel-Making Machinery

Keep the Feet Dry

Patent for Hardening Oil for Making Candles

Improved Gate

Improved Cultivator

Barnum's Planing Machine

Head Rest for Railroad Car Seats

Cheap Postage

Explosion of Steam Boilers

Reform of the Patent Laws

New Year's Presents

The Supply of Cities and Villages with Good Water

Hints to Inventors

List of Patent Claims

Poisonous Effects from New Earthenware

Standing Notice to Subscribers

A Tall One

A Powerful Voice

Scientific Memoranda

Mechanics

Inventors and Manufacturers

New Water-Proof Discovery

Fire-Proof Ropes

The Preserving Influence of Chloroform

Fallacies of the Faculty

Departments

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    December 28, 1850

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