Volume 6, Issue 15
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Features
To Light Matches in Damp Weather
Coloring Yellow
National Road to the Pacific
Improved Ships' Windows
Gold Color or Oil Size
Vermeil
Gold Water Size
Preparatory Size
Re-Vaccination and Small Pox
New York Milk
Mixture to Color the Hair
The London Athenum and the Patent Journal
Air
Errata of Patent Claims
Complimentary
Chart of Chemistry
Letter from Mr. Paine
New Photographic Process on Paper
Spontaneous Combustion of Cotton
Astronomy and Mechanical Genius
Wealth of Trinity Church
Correspondence from Siam, East India
Chaldean Agriculture and Drainage
Fall of a part of the Horse-Shoe at Niagara Falls
New Barrel-Making Machinery
Barnum's Planing Machine
Patent for Hardening Oil for Making Candles
Head Rest for Railroad Car Seats
Keep the Feet Dry
Improved Cultivator
Improved Gate
New Year's Presents
Reform of the Patent Laws
The Supply of Cities and Villages with Good Water
Hints to Inventors
Explosion of Steam Boilers
Cheap Postage
Poisonous Effects from New Earthenware
List of Patent Claims
Standing Notice to Subscribers
Scientific Memoranda
A Tall One
Mechanics
Inventors and Manufacturers