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Features

What 1849 has Done in Railroad Building

Animal and Vegetable Chemistry

Butternut Catsup

Swingle's Patent Mortising Machine

Butter Preserved by Boiling

Caution to Persons in Railroad Cars

Hudson River Railroad

Improved Apparatus for Evaporating in the Sugar Manufacture

Cayuga and Susquehanna Railroad

Model Railroad

Profits of Public Slaughter Houses in France

Fire and Storm

Spirit Drinking in Great Britain and Ireland

Holden's Magazine

Chocolate and Broma

Correspondence of the Scientific American

News from California

Cotton Experiments in Australia

A Fact Worth Remembering

Definition of the Universe

Fattening Animals

Against the Crank

Java Coffee and Pepper

Naturalization of Females

Patent Laws—Re-Issues

Yankee Ingenuity

Good Invention for Canal Navigation

Ancient Patent Instrument for Church Sleepers

Salter's Iron Furnace

Build Your Railroad Bridges Strong

Good and Novel Invention

Great Rifles

Ice Houses

City Railways

Improved Smut Machine

Improvements in Wagon Wheel

Perpetual Motion Again

A New Year's Present

Reviews

Send me the Scientific American

The Past and the Future

The President's Message

The Woodworth Patent Planing Machine Case

Iconographic Encyclopdia of Science Literature and Art

Use of Lead in the Manufacture of Sugar

Niagara Falls a Mill Stream

Notice

To Preserve Smoked Hams

American Pine Forest

Carbonic Acid Gas

List of Patent Claims

Back Volumes

On Tanning Leather—Preparation of Hides

To Inventors and Mechanics

History of Propellers and Steam Navigation

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    To Correspondents

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December 29, 1849

Think Outside the Gift Box