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Improved Sawmill Machinery, The Action of the Sun

A Lesson in Astronomy

Lockwood's Patent Shot-Hole Stopper

Literary Notice

Recent American Patents

Lane's Patent Carriage-Jack

Valuable Receipts

The Fourteenth Annual Regatta of the New York Yacht Club

The Causes of Fires

Now is the Time to Form Clubs

Learn to Forge Your Own Tools

Preserving Eggs

Flax Retting

Hopeful Character of New Inventions

Patent Claims

Issued from the United States Patent Office

To Our Readers


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Introducing Scientific American Health & Medicine

Introducing Scientific American Health & Medicine