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A New Destructive Bomb Shell

Improvement in Wind Mills

Grasses for Reclaiming Sand Drifts on the Sea Shores

Agricultural Science, Droughts, and Pulverizing the Soil

List of Patent Claims

Administration of the New British Patent Law

Sir John Franklin and Dr. Kane--A Spiritual Communication

Precipitating Metals from the Human System by Galvanism

Induced Electricity--New Developments

Heat Without Fuel

Lumber Slitting Gauge

Scientific Notes and Queries

The Water of Albany

Testimonial to the late Commissioner of Patents

Reaping Machine Trials

Mowing Machines--Disputed Points

How to Increase the Speed of Steam Vessels

Exhibition of the Maryland Mechanics Institute

Death of an Inventor

Big Spring Fair

Beautiful Lithographic Work

The Economy of Mowing Machines

The Alanthus Tree

Steam Boilers--Saving of Fuel

Paris Exhibition, &C

Paine's Electric Engine

Wardwell's Machine for Tennoning

Important Items

Cold Water for Toothache

The Art of Dyeing--No. 31


  • Letters

    To Correspondents

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July 28, 1855

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