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Mind and Charcoal

Improvement in Molding and Pressing Bricks

The Clock--How to Use It

Pomades and Oils

The Watch--Its History and Manufacture

By H. F. Piaget

Post's Improvement in Ox Yoke Bows

Manufacturing, Mining, and Railroad Items

Recent American and Foreign Patents

Answers to Correspondents

New Publications

Extension Notices

A New Telegraph Patent for Old Inventions

Wind Wheels--Some of Their Adaptations

Rouge--Its Composition and Uses

No Limit to Invention

Twin Screws

Science Familiarly Illustrated

Patents and Claims

Issued by the United States Patent Office


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  • Business and Personal

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