Volume 14, Issue 3
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Features
Professor Chandler on Boiler Incrustations
Notes on New Discoveries and New Applications of Science
The Foot Lathe
Useful Recipes
Polytechnic Association of the American Institute
Thomas B. Stillman
Decay of Gutta-Percha and India-Rubber
Recent American Patents
Livermore's Fishhook
Russ's Scissors Sharpener
Hand Washing Machine
Plating Iron with Copper
The Way Steel is Made in Jersey City
Manias
Patent-Office Decisions
Patent Claims
Destruction of Boilers by Unequal Expansion of Iron
Patent Office
Patents Granted for Seventeen Years