Scientific American Magazine

Coloring Black.—Scruples about becoming a Subscriber

To Preserve Beans and Peas

A Golden Fashion

Long Tunnel

Machinery and Tools as they are.—Geared Wheels

Packing Goods in Boxes

Connecting Hubs and Axles

Hydraulic Ram

Improved Auger

Improved Rotary Pump

Securing Hubs to Axles

The Morse Telegraph—Its Principle

Wire Suspension Bridge

Webster's Unabridged Dictionary

Improved Horse-Power

Hearson's Water Gauge for Boilers

Iron Furnaces

The Clock Lamp

Paine's Patent for Ventilating Cars

Another New Motive Power

Stoves, Something Wanted

British Patents for Colonies

Mechanics and Industrial Education

Miller's Evaporator

List of Patent Claims

Shipping Coal

Atlantic Steamships

Patent Office Report—The Typhoductor, or Storm Pointer

American Fire Arms

Coal Smoke

Winds and Currents of the Sea

Advertisements

Drainage of a Lake by an Earthquake

The Caloric Ship “Ericsson.”

Manufacturers and Inventors

Burning Fluid and Safety Lamps

Analyzing Oils with Sulphuric Acid

To Correspondents

Erratum

Literary Notices