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Improvements in Expansive Steam Engines

Composition of Gunpowder

London the Greatest City

Woods of Australia

American Nickel and Cobalt

Great Engineering Works in India

List of Patent Claims

American Fire Arm Machinery for Great Britain

Discovery of Nitrate of Lime

Drouth and Vegetation

Nasmyth's Process of Puddling Iron

A British Exploring Ship Found Abandoned in the Arctic Seas

Interesting Account of the Great Polar Sea Discovered by Dr. Kane

Cotton Gins

Overland Arctic Expedition Returned

The Arctic Regions

Improvement in Reversible Wrenches

Breech-Loading Rifle

Award of Prizes

Progress of Invention During 1855

Duty of Cornish Engines

The Paddle Wheel and Screw

Clarke's Railway Machinery

New Year's Resolves--A Suggestion

Sharpe's Rifle

Preserved Fruits

Mercury or Quicksilver

Recent Foreign Inventions

A New and Improved System of Numeration and Measurement

Wearing Flannel

The Color of Copper

Important Items

The Conducting Powers of Metal

Effect of Light upon Plants

Securing Daguerreotypes in Monuments

Oil or Nosegay

Hydrogen, Charcoal, and Platinum


Inventors, and Manufacturers


  • Letters

    To Correspondents

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