Scientific American Magazine Vol 8 Issue 22

Scientific American Magazine

Volume 8, Issue 22

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Features

Improved Patent Projectiles

The Waterbury Brass Mills

Valuable Receipts

History of Aniline Colors

The Wonders of the Skin

Malleable Iron and Steel from Pig Iron

Intellectual Tools

A Pneumatic Post

Death of Benjamin Pike, Sen

The Iron-Clads at Fort Sumter

Patent Claims

Issued from the United States Patent Office

Recent American Patents

Departments

Correspondence

Notes and Queries