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Features

Rail Road News

Influence of Railroad in Massachusetts

Bakers in Paris

The North Carolina Central Railroad

Improved Felloe Machine

The Seamstress

The Sabbath

Lexington and Frankfort Ky. Railroad

Singular Case of Poisoning

Railroad Accident and Wonderful Escape

Man Killed by a Catamount

Iron Cottages

Wealth of the Union

The Dam at Hadley Falls

A Literary Prize

Salt

Maine Lumber

Cotton Receipts at Savanah

Temperance in Vermont

New Whaling Ground

Magnetic Stone

Lockport and Niagara Falls Railroad

Gold Leaf

The Snow Worm

Singular and Fatal Accident

The Western Rivers

Morfit's Chemical and Pharmaceutic Manipulation

Who Owns the Legislature of Oregon

The Ophir of Solomon

Cocculus Indicus

Winter Fishing on the Upper Lakes

Peat for Fuel

On the Metallization of Plaster Casts

Railroad Steamboat

New Cotton Picker

Wool Testing Machine

Parachutes for Deep Mines

New Cooking Range

A Great Gun

Prevention of Steam Boiler Explosions

New Bridge

Fragrant Odor for Sick Rooms

Collecting the Sewer Water

New Tongueing and Grooving Machine

List of Patents

Smelting of Copper and Zinc Ores

New Shingle Machine

Horse Skates

The Scientific American

Patent Evasions

Back Volumes of the Scientific American

Telegraph to Liverpool

Remarks on the Archimedian Water Wheel

Apprentices and Factory Operatives

Reform in the Patent Laws

National Railroad to the Pacific

The First Dally Newspaper in Upper Canada

Another Good Move by Congress

The Effect of Steam on Timber

An Accomplished Woolen Draper

Roman Catholic Statistics

Archimedes

Enormous Application of the Electrotype Process

Fluency of Speech

Singular Discovery in Turkey

Crushing of an Iron Bridge

Valuable Remedy for Intemperance

The Best Mechanical Paper in the World

Fourth Year of the Scientific American

New Camphor Solution

History of the Rotary Engine

Prepared expressly for the Scientific American

Copper as a Polson.--Tests

A Carat

Fried Potatoes

Departments

  • From the Editor

    To Correspondents

  • Letters

    Source of Animal Heat

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February 17, 1849

Confronting Common Wisdom