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Features

Improved Patent Stench Trap, Glycerine in Surgery, and more

The Whitworth Projectile

Valuable Receipts

Bond's Improved Tourniquet

Horse-Power

Reform These Abuses!

The Galvanic Action between Iron and Copper in Vessels

Sewing Machines in Europe

Rockets in Warfare

The New Canadian Patent Bill

Defectively-Designed Boilers

Action of Sulphuric Acid Upon Lead

The Rebel Shot

Recent American Patents

Discoveries and Inventions Abroad

To Our Readers

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May 16, 1863

The Antidote to Anti-Intellectualism