Management of Boilers

Improved Dovetailing Machine

The "Scattering" of Shot Guns

The New York Central Park

Water--Its Weight and Power

The Obstruction to the Navigation of Rivers Caused by the Piers of Bridges

Polytechnic Association of the American Institute

Improved Pedal Bass for Melodeons

Preventing Boiler Explosions

The Purification of Gold

Shaw's Shade-Supporters or Shade Clasps for Lamps

The use of Diamonds for Millstones

Economy of Anthracite Coal for Locomotives

Belts for Driving Machinery--Which Side is Best?

White Enameled Cast Iron Ware

Yarbrough's Improvement in Dressing Millstones

Journal of Patent Law

A Column of Varieties

American Photographic Society

Dutcher's Self-Acting Brake

A Simple Apparatus for Illustrating the Precession of the Equinoxes

Mershon's Watch Regulator

Nature Carrying Off a Dead Horse

Health of Trades and Professions; Labor-Saving Machinery

Linseed Oils

The New York Zoological Gardens

Weekly Summary of Inventions - March 24, 1860

Industry--Manufactures--Commerce

Foreign News and Markets - March 24, 1860

Patent Claims - March 24, 1860

Issued from the United States Patent Office

Hints To our Readers

Von Bonhorst's Excelsior Lard Lamp

Billings' Improvement in Freight Cars

City Boiler Inspection