Volume 14, Issue 15
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Features
Suspension Bridges of the World
New Publications
Markets for the Month
Special Notices
Van Kanel's Cherry Stones
Lakin's Water-Wheel Regulator
Improvements in Gold and Silver Amalgamating
The Proper Temperature for Churning Butter
Velocity of Mechanism
Solid Floating on Molten Iron
Boiler Explosions on Western Waters
Patent Claims
Issued from the U. S. Patent Office