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Gleason's Car Coupling

A New Application of Science

Improve Magnetic Steam Gage

A Compensating Clock Pendulum

Method of Detecting Decay in Timber

Our Reward

Novel Insect Trap

A Fat Fish

Vacancy in the Patent Office

Recent Patented Improvements

To Restore Writing

Gold Solders

The Bottom of the Atlantic

Longevity of Persons Engaged in Different Occupations

Braden's Improved Lock

New Horse Feed

Patent Safety Air Pump Attachment

Our Prophecy Fulfilled

The Lives of Eminent Men

Effect of Too Much Acid on the System

The Habitual Use of Spirits

The Gibbs' Interference Case

A New Gold Excitement

The Atlantic Cable Failed

A Suggestion to Cities

Californian Research

Death of M. Gardissal

The Upas Tree

The Dudley Observatory

A Gentle Hint

Steam Boilers and Furnaces

A Celestial Phenomenon


New Bridge

Thayer's Carpet Fastener

Westlake's Summer Cooking Apparatus

Strength of Wire Ropes

The Cloud Engine


  • Letters

    Correspondents - July 31, 1858

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