Volume 16, Issue 19
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Features
The Paris Exposition--As it Opened
Editorial Summary
Steam Boilers--Their Form, Construction, and Material
Science Familiarly Illustrated
Gleanings From the Polytechnic Association
Recent American and Foreign Patents
Answers to Correspondents
New Publications
Extension Notices
Eickemeyer's Improved Governor for Marine and Stationary Engines
Improvement in Mechanics' Tools
Encouragement to Manufactures--The Newest Mode
Meter and Testing Apparatus for Distilled Spirits
The Sewing-Machine Manufacture--What it Has Accomplished
Mutual Assistance Among Mechanics
Dogs Versus Wool
Caution
Estimating Guns in Horse-Power
Business and Manufacturing Items
Patent Claims
Issued from the U. S. Patent Office