Volume 9, Issue 44
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Features
Over-Honest Silver Coin
Harrison's Grinding Mill
Subterranean Air Essential to the Growth of Vegetation
Disinfecting of Putrid, Noxious Gases
Savannah Water Works
Flax Industry.—No. 11
Recent Foreign Inventions
Expansion from Heat
Viviparous Fish
Scientific Memoranda
Cheap Substitute for Coffee
To Render Wood Incombustible
Steam Fire Engines
An Inventor Injured by his own Invention
Raising Canary Seed
The Constitution of Nature—A Sublime Conclusion
The Calcium Light
Music Printing Press
Cotton Cleaner
New Lid for Packing Boxes
Lubricating Oil
Improvement in Parallel Motion
Pavement Foundations
Ship Building in New York
Pure Milk in Paris
New Mortising Machine
New Amalgamator
Security of Axe Helves
Improved Door Key
Protection of Railway Embankments
Shortest Atlantic Passage on Record
Are the Stars Inhabited?
Death of a Venerable Editor
Crystal Palace Notes
The New Patent Bill
Patent Cases
List of Patent Claims
Congressional Favors
A Meteor
Correction—Steam and Fire Regulator
A New Pin Factory
Coal in Kentucky
Mechanics
Manufacturers and Inventors