Volume 10, Issue 16
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Features
The Most Important American Discoveries and Inventions
Special Notice
Activity of the Machine-Shops
How to Lay up an Eight-Strand Gasket
Polytechnic Association of the American Institute
Ornamental Steam Engines
Welding Steel Cold
Are Iron-Clads Indispensable?
Another Step in Educational Reform
The Metropolitan Sanitary Fair
The Cost of Coal
Recent American Patents
Swindling Mining Companies--Look Out for Them!
Facts Concerning the Goodyear Patents
The New Steam Revenue Cutters
Patent Claims
Issued From The United States Patent-Office