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The Factory of the American Watch Company

Miscellaneous Summary

Valuable Receipts

Fish and Fisheries

Flourishing Condition of the New York Machine-Shops

Perseverance in Invention

Preserving Wood With Pyroligneous Acid

The Inroads of Time

Starting Fires Under Boilers

The Proposition to Introduce a State Patent System

The Best Materials for Railroad Bridges

The Brooklyn Navy Yard

Wonderful Sights in Washington

Recent American Patents

The Massachusetts State Patent Bill

Patent Claims

To Our Readers

Tisdel's and Nash's Patent Lamp Burner


  • Departments


  • Notes and Queries

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