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Features

Improved Aerial Governor, Concerning Portable Engines, Artificial Fecundation of Grain

The Mineral Wealth of The United Kingdom, Death of A Distinguished English Inventor, Miscellaneous Summary

Government Ordnance Experiments

Practice at Iron-Plate Target No 18

How Steel is Made

Recent Discoveries and Inventions Abroad

Serious Accident to the “Re d'Italia”

Street Pavements

The Janus-Faced Lock Extension

Weather Telegraphing

Engines Without Bed Plates

Invention and Civilization

France Under Monopolies and Patents

Abuse of the Stomach

Taxation--Its Defects and Remedies

Recent American Patents

Fire-Proof Safes-Their Construction and Use

Patent Claims

Patents Granted for Seventeen Years!

Rates of Advertising

To Our Readers

A Valuable Work for Investors Patentees and Manufacturers

The “Buckeye” Roller, Improved Screw Wrench

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  • Notes and Queries

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Why Do Facts Fail?

Why Do Facts Fail?

Deconstructing Denial