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Scientific American Magazine Vol 11 Issue 31

Scientific American Magazine

Volume 11, Issue 31

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Features

Improved Steam Valve

New Cornish Engine

Chlorated Silver

Improved Lathe Chuck

List of Patent Claims

The Cornish Steam Engine

Magnetic Meridian

Colored Poisonous Confectionaries

The Metals

Coal in Turkey

Gone West

The Perpetual Motion

Expensive Books

New Rock Drill

Writing Inks

Submarine Telegraph Between America and Norway

Nitrate of Silver for Burns

To Steamboat Inspectors

Silver and its Uses.--No 1

Iron Steamships

Recent American Patents

Recent Foreign Inventions

Notes on Ancient and Curious Inventions.--No. 2

Monument to James Watt

Guano

Mechanics

Enameling Iron

A Cold March

Government Ships and Fire Arms

Improvement in Pianofortes

Departments

Our Foreign Correspondence

To Correspondents