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Improved Turbine


Holly's Pen Rack and Calendar

Farmers' Club

Photographic Items

Recent American Patents

Harding's Shoe-Polishing Chair

Rates of Advertising

Cheap Soap

Small Boilers

Notice to Subscribers

Expiration of the Goodyear Patent

A Significant Fact

Patent Claims

Special Notice to Inventors

A Valuable Work for Inventors Patentees and Manufacturers

The Cheapest Mode of Introducing Inventions

Zahn's Kerosene Lamp Screen


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Introducing Scientific American Health & Medicine

Introducing Scientific American Health & Medicine