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Features

Improved Windmill and Motive Power

Notes on Military and Naval Affairs

Report of the Secretary of the Treasury

Report on Iron-Clad War Vessels

Chemistry of Iron

The Geological History of North America

By Stevens

Scissor Nippers

Hardening and Tempering Tools and Metals

Franklinite

Why Will Not Wet Wood Burn?

To Our Friends

Now is the Time to form Clubs

Iron War Vessels

Giffard's Injector for Elevating Water

Reforms of the British Colonial Patent System

Notes of Shipbuilding and the Construction of Machinery in New York and Vicinity

An Ingenious Attempt to Reduce Damages

Recent American Inventions

Patent Claims

Issued from the United States Patent Office

The Armies of Europe, By Gen McClellan

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December 21, 1861

Think Outside the Gift Box