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Features

Improved Saw-Mill, Laying the Atlantic Telegraph Cable

Notes on New Discoveries and New Applications of Science

The Pacific Railroad

Destruction of Barnum's Museum

Miscellaneous Summary

Farmers' Club

To Our Readers

Recent American Patents

The Pipe of Peace

How to Set a Slide Valve

Magenta and its Derivative Colors

Special Notices

Mismanaged Concerns

New Commissioner of Patents

Resignation of the Commissioner of Patents

Is a National Debt Capital

Patent Claims

Issued from the United States Patent-Office

Patent Agency Office

Departments

  • Departments

    Notes and Queries

  • Correspondence

  • Patents

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July 22, 1865

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