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To Purify Bees Wax

Boston, Concord and Montreal Railroad


Glazes for Pottery

Improved Wood Turning Lathe

Pennsylvania and Ohio Railroad

Railroad Conventions

Great Dam at Hadley Falls

Commerce of the Great West

Corn Meal and Flour

Large Paper Mill

New Cotton Factory in Mobile

New Stove Polish

New Variety of Railroad Subscriptions

New Well of Gas

Sailing on the Mountains

South Carolina Shirtings

The Camera Lucida

The Poetry of Railways

American Shawls

American Slate

Boot and Shoe Convention

Consumption of Cotton

Good Cooking

Grapes of California

The Hero and the Printer

Transactions of the British Scientific Association.--No. 2

Another Intestinal Snake

Discoveries in the Manufacture of Sugar

Cold Shower, Warm Shower, and Vapor Combined Bath

Improvement in Oatmeal

Masser's Patent Ice Cream Freezer

The Oxide of Zinc as a Paint

Yerger's Artificial Leg, and Ankle Supporter

Piracy of Inventions

Woodbury's Patent Planing Machine

Important Patent Cases

New York Mechanic's Institute

Scientific Associations

The Blow-Pipe and its Uses

List of Patents Claims


Vegetable Sensibility

To Inventors and Mechanics

The Best Mechanical Paper

Rise and Fall of Sap in Trees.--Soils

Method of Silvering Iron, as Practised by Major Jewrelnoff

Lime Burning


  • From the Editor

    To Correspondents

  • Letters

    To Manufacturers, Mechanics and Inventors

  • Nova Scotia Grindstones

  • Paine's Hydro_Electric Light

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November 10, 1849