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Improved Quartz Stamper, An English Ship-Builder on American Engines, and more

Oil-Mining Machinery Wanted

Emerson's Swage for Spreading and Sharpening Saw Teeth

Why Not?

The Miantonomoh at Queenstown

Notes on New Discoveries and New Applications of Science

Special Notices

Irwin's Lamp Top

Building of Roads for Common Travel

Canadian Patents

Man-Holes and Safety Valves

Patent Claims

Issued from the U. S. Patent Office

The Sewing Machine and the Shoe Manufacture


  • Departments


  • New Inventions

  • Notes and Queries

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July 14, 1866

The Antidote to Anti-Intellectualism