Volume 14, Issue 16
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Features
Improved Hot-Air Furnace
The Atlantic Telegraph--Meeting of the New Company
Periodic Phenomena
Polytechnic Association of the American Institute
Gordon's Bit Fastening
Improved Center-Board
The Currency Delusion
Application of Electricity to Paddle Engines
The Iron Clad Monadnock
Miscellaneous Summary
A Crystalline Car Axle
Strength of Ice
The Cascade, of Light in Boston, Mass
Projectiles Used During the Crimean War
Electricity From Combing the Hair
Melting-Pots
Cold Cast Iron on Melted Cast Iron
Lottery and Gift Swindles
A Sawyer Answered
To Prevent the Loss of Aroma in Roasting Coffee
The Cigar Steamer
A Magnetic Safe
Thomas's Railway Check
Simple Process for Silvering
Improved Sawing Machine
Ready Mode of Amalgamating Zinc Plates
The English Iron Clads
Petroleum as Fuel for Steam Engines to Be Tested
Zinc Plates for Preserving Boilers From Corrosion
A Brilliant Series of Experiments
Power Required to Drive Machinery
New Publications
Patent Claims
Issued From the U. S. Patent Office
Mechanics
Inventors, Manufacturers