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Holwell's Fire-Escape

Our Special Correspondence

The Firing of Furnaces

Our Washington Correspondence

Simple Experiments in Natural Magic

A Simple Apparatus for Illustrating the Atomic Theory

Who Gets the Patent Office Reports?

Oil-Fat-Wax

Compensating Pendulums

The Conductibility of Metals and Their Alloys for Heat

Extensions of Patents by Congress

Mining Machinery-A Voice from El Dorado

Agricultural Science-The Cattle Disease

A Novel Hot-Air Bath

Reform in Weights and Measures

By E. M. Richards

Polytechnic Association of the American Institute

A Column of Varieties

Improved Railroad Car Brake

The "Great Eastern" Open to the Public

The New Atlantic Telegraph

The Death of Charles Goodyear

Jones' Burner for Coal-Oil Lamps

The Rights of Joint Patentees

Patent Claims - July 14, 1860

Money Received

Important to Inventors - July 14, 1860

Useful Hints to our Readers

New Books and Periodicals Received - July 14, 1860

New Bench Plane

Howells' Improved Trip-Hammer

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    Recent American Inventions

  • Notes and Queries - July 14, 1860

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