Volume 14, Issue 22
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Features
Description of the Suspension Bridge at Cincinnati
How to Make Coffee
Production of Odoriferous Oils
A Novel Mode of Treating Coffee
Experiments in Aerial Navigation
When Strikes Will Succeed
Supplement
Legislation About Patents in Congress
Baird's Simplification of the Screw Engine
Novelties in Invention
Wages in Pittsburg
New Publications
The Decimal System of Weights and Measures
Miscellaneous Summary
Patent Claims
Issued from the U. S. Patent Office