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Improved Elevated Atmospheric Railway

A New Navy

Miscellaneous Summary

New Publications

Holt and Thompson's Improved Oiler

Rain Gages and Rain Fall

Protecting Buildings Against Lightning

Counseling Our Enemies

Subdivision of Labor

Elevated Railway for New York City

An Abattoir for New York

Patent Claims

Issued from the U. S. Patent Office

Bailey's Churn

Elliott's Sash Support


  • Correspondence

  • Departments

    New Inventions

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August 18, 1866