Volume 3, Issue 4
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Features
Improved Water Wheels with Adjustable Buckets
Balloons Usefully Applied
Our Special Correspondence
The Strength of Cast-Iron Columns
Sailing of the Arctic Expedition
A Wonderful Cave
The Working of Steam Engines
Volcanoes of the Northwest
"Yellow Jack" Banished from the Crescent City
"The American Windmill
Bread
Physiology of Reproduction
The Safety of Ocean Navigation
What Becomes of the Gold
Thomsons' Improved Finger-Nail Brush
The Great Spike Case
Applications for the Extension of Patents
Reform in Weights and Measures
Simple Experiments in Natural Magic
The Manufacture of Sugar and Gas in Germany
Currant Wine
A Columns of Varieties
Improved Gas Cooking Stove
Improved Locomotive and Car Wheel
The Art of Poisoning
The Age of Invention
Scientific Vs. Practical Instruction
Water Gas
Recent American Inventions - July 21, 1860
Industry-Manufactures-Commerce
Teaching the Sciences
Butter-Making
Patent Claims - July 21, 1860
Issued from the United States Patent Office