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Scientific American Magazine Vol 7 Issue 27

Scientific American Magazine

Volume 7, Issue 27

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Features

Cleveland and Wellsville Railroad

Ortlieb's Out-Off for Steam Engines

Whitney's Railroad

Galvanic Batteries

Improved Self-Sharpening Grindstone

Law of Patents

The Extension of Patents by Congress

Fat People

A Great Drill

Lake Superior Rising

To Stop Bleeding from the Cavity of an Extracted Tooth

Copper Tube Manufactory

Marine Architecture--Yachts, America, England

Transporting Timber

Culture of the Olive

Parker and Re-Action Water Wheels

A High Bridge

London Steamboats Picking Up

Corns, Shoes, and Proper Measures

Improved Knife for Cutting Hay

Conger's Turbine

Another Great Rifle

Improvements in Spinning

Improved Furnace for Warming Dwellings

Improvement in Head and Tail Block

The Telegraph Superseded

Steam Fire Engine

Discovery in Sculpture

Maryland Mechanics' Institute

The Woodworth Patent--Petitions Against it

Things to be Invented

An Invention Wanted--Chance for Electric Engineers

Substitute for Pen and Ink

The American Institute and Riddle's Fair

Croton Metallic Paint

Views Respecting the Source of Light

Preserved Meats and Meat Biscuit

List of Patent Claims

Cough Drops

Remarkable Perfection of Instruments

Hollow Bricks, Fire-Proof Buildings, &,C

An Important Paragraph

Patent Laws, and Guide to Inventors

To Correspondents

New Arrangement

Unrolling the Mummy of a Bishop

Forty Miles an Hour

Cotton in Russia

Water and Salts-Heating by Water

A Meteoric Engine

On Boilers.--No. 17

Expedition to Japan