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Features

Pneumatic Dispatch and Telegraphy

Wood-Splitting Machine

Altering Light Draft Monitors

A Visit to Some English Wire Works

Market for the Month

New Books and Publications

Sugar-Making in Cuba

Turning Tools

Mr. Dodge on Breech Loaders

Foreign Intelligence

Recent American Patents

Manbre's Improvements in the Manufacture of Glucose Sugar

Raising Petroleum

Surface Indications of Petroleum

The Balance of Trade Delusion

The Petroleum Oil Interests

Special

To Practical Men

Marine Engines

Patents on Small Things

The Correlation and Conservation of Forces

Reducing Cast Iron to Steel by Carbonic Acid

Patent Claims

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    Notes and Queries

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