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Features

Machine for Skiving Boot Counters

The Oyster Crop of Baltimore

Substitute for Common Brick

The Governor

Imponderable Agents—No. 5

Introduction of the Potato into New England

Large Ships—Conflagration

List of Patent Claims

Recent Foreign Inventions

Hot Air Furnaces

Light-Houses

The Newly Discovered Sea Bank

Cutting and Grinding Corn Stalks

Improved Joint for Air Heating Pipes

Apparatus for Condensing Smoke

Improved Metal Drill

Machine for Turning Spokes

Corn Harvesters

Gold Resources of America

Patent Extension—New Rule

Patent Plotters and Congress

The Prizes Again

Candles Made from Minerals and Turf

Fresh Isabella Grapes in January

The Water Ram

Agricultural Power Machines—The American Threshing Machine in Europe

Crystal Palace

Renewal of Colt's Patent

A Chapter of Suggestions, &C

Cotton Seed

Another Great Railroad Project

Railroad Artesian Well

Darien Ship Canal Exploration

Mechanics

Manufacturers and Inventors

Meteorological Calculations

Departments

  • From the Editor

    To Correspondents

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