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The Glass Works of the Departments of the Loire and the Rhone, France

What is Found in the Air

From the Scientific Review

Death Watch—Natural Size and Magnified

Obituary—Thomas Graham Chemist

Editorial Summary

Aero-Steam Engines—Storm's Experiments

Sibley's Improved Leveling Instrument

The Exhibition of The American Institute

Steam Pipes as Causes of Fire

American Engineering in China

Omission of Oath Under Sec. 6. Act of 1836—Fraud in Obtaining the Extension—Third Parties Cannot take Advantage of Same—Law of Combinatlons—What Will Infringe a Combination Claim

New Publications

Man in Genesis and Geology; or, the Biblical Account of Man's Creation, Tested by Scientific Theories of his Origin and Antiquity. By Joseph P. Thompson, D.D., LL.D. New York: Samuel R...

Manufacturing, Mining, and Railroad Items

Answers to Correspondents

Recent American and Foreign Patents

Under this heading we shall publish weekly notes of some of the moreprom-inent home andforeign patents.

Official List of Patents

Great Value of Patents


  • Departments


  • Business and Personal

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