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Crane for Railroads

Malaga Raisins

Marble Cement

Laws for Railroads

British Metals

Bolt Heading Machine

Middle Rail to Prevent Cars Running off the Track

Railroad Accidents

The Age of Gold and Iron

New York Mechanics' Institute

Geology of the Lead Mine—No. 1

Francis' Life Boat

Cement to Mend Earthen and Glass Ware

Disinfecting Lamp

A Fact About Winters

Sulphate of Quinia—Its Use and Abuse

Physical Benefit of the Sabbath

Recent Foreign Inventions

Ordinates of Semi-Elliptic Arches

Wilton's Stone-Dressing Machine in Tennessee

Magnetic Forces

To Prevent Accidents by the Breaking of Railroad Car Axles

Perpetual Motion

New Smut Machine

Invention for Cutting Butter out of Tubs

Improvements in Fire-Board

Improved Loom for Weaving Piled Fabrics

Heat Radiator, and Condenser

Writing Machine

Improvement in Hanging Carriage Bodies

Communication through the Lakes with the Pacific

Walking Like a Fly Head-Downwards


Steam Navies

Mind Your Business

History of the Re-Issue of the Woodworth Patent

Glass Dials for Public Clocks

Petitions for Extension of Patent

New Arrangement

List of Patent Claims

An Important Paragraph

Wooden Boxes for Machinery

Back Numbers and Volumes

Effects of Using Tobacco

Hussey's American Reaping Machine


On Boilers—No. 14

Scientific Memoranda

Electricity—Its Uses


  • From the Editor

    To Correspondents

  • An Apology

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February 28, 1852

20% Sitewide for President's Day