Volume 2, Issue 13
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Features
Improved Dovetailing Machine
Water--Its Weight and Power
The Obstruction to the Navigation of Rivers Caused by the Piers of Bridges
The "Scattering" of Shot Guns
The New York Central Park
Polytechnic Association of the American Institute
Shaw's Shade-Supporters or Shade Clasps for Lamps
The Purification of Gold
Preventing Boiler Explosions
The use of Diamonds for Millstones
Improved Pedal Bass for Melodeons
Yarbrough's Improvement in Dressing Millstones
White Enameled Cast Iron Ware
Economy of Anthracite Coal for Locomotives
Belts for Driving Machinery--Which Side is Best?
Journal of Patent Law
A Column of Varieties
American Photographic Society
A Simple Apparatus for Illustrating the Precession of the Equinoxes
Mershon's Watch Regulator
Dutcher's Self-Acting Brake
Linseed Oils
Nature Carrying Off a Dead Horse
Health of Trades and Professions; Labor-Saving Machinery
Weekly Summary of Inventions - March 24, 1860
The New York Zoological Gardens
Industry--Manufactures--Commerce
Patent Claims - March 24, 1860
Issued from the United States Patent Office