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Another Arctic Expedition in Prospect

Improved Stave-Jointer

Important Hints on Ventilation

By E. M. Richards

New Ideas on Air Navigation

Mineral Products of Western Pennsylvania

High Railroad Speeds

The Southern Lights

The Great Meteor of 1807

Our Precious Metals

New Iron Furnace

The Density and Temperature of Steam

Improved Bit Stock

Is the Manufacture of Oil From Coal Profitable?

Improved Ceiling Plates for Vaults

Burning Oils

Notes on Foreign Inventions

A Column of Facts in Relation to Meteors

Puddled Steel

Ferrum or True Iron

Action of Heat-Diffusers

Improved Machine for Picking Millstones

Improvements in Tanning Wanted


Death of Washington Irving

Completion of Our First Volume

Death of Professor Turner

Technology and the Beautiful

Science and Art

Foreign Summary--News and Markets

Weekly Summary of Inventions

Patent Claims

Colville's Improved Method of Adjusting Circular Saws

Combined Punch and Pinchers

Stempel's Trace Trimmer


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    Notes and Queries

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December 10, 1859

20% Sitewide for President's Day