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Indian Meal in Ireland

Brandy in Climbing Mountains

How to make Deaf Persons Hear the Pianoforte

Soda Springs in the Desert

Improved Quartz Crushing Machine

Tunneling Chicago River

The Progress of Our Country—Dr. Nott

Electric Engines

Foreign Scientific Memoranda

White Blackberries

New Brunswick Patent Law

English Patent Case

On the Venom of Serpents

Tape Worm Trap

Gas Regulators

Regulator for Gas Burners

Circular Saws

Converting Rotary into Reciprocating Motion

Improved Ventilating Chimney

Baker's Furnace and the Fire Annihilator

List of Patent Claims

The Beard of Man

Sawing Machinery

The Cholera—Its Causes and Treatment

Ocean Telegraph

Solid Headed Pins

Stame and Steam

Orange Water Melon

Ventilation on Board of Ships


Manufacturers and Inventors

Improved Hay Press


  • From the Editor

    To Correspondents

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