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Features

Jacob's System of Wheel Manufacture

Expansion of Steam

Turning Tools

Seasoning of Lumber and Timber

Recent American Patents

Notice to Subscribers

The Ruhmkorff Coil

Squire's Fruit Jar

Professor Rankine on Expansion

What Can be Done for Inventors--Advice Gratis and Advice for Pay

Retrospective

Oil Stock Excitement

Prof. Doremus's Lectures

Patent Claims

Porter's Sifter Shovel

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January 02, 1865

See the World from a Different Perspective

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