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Features

Pulling Down Telegraph Wires

Crushing and Grinding Mill

Yellow Fever Prevented by Inoculation

Car Ventilator

Engraving by Electro Magnetism

Improved Pump

Expedition to Central Africa

Grain Cleaner

Improved Railroad Track

Treatment of Boots and Shoes When Burned

Albany Stoves

Gun for Firing Chain Shot

Wonderful Freak of a Snake

Improved Wrench

Wool Spinning

Attaching Augers to Handles

The Art of Dyeing--No. 14

Manufacturing in Lowell

A Wind Mill Operating a Propeller

Carriage Bolts, Rivets' Staples, &C

Fish Breeding

Muntz Metal for Ship Sheathing

Food of the People of England

Improved Support for Articles of Dress

Safety Ferry Bridge

Shaving and Felly Cutting Machine

Railroad Signals

Coal Pit Explosion

Fencing Railways

Medicinal Effects of Saleratus

Amendment of the Patent Laws

Ice Ships

Patent Tea and Coffee Pot

Engravers Advancing

Physical Geography or the Sea

A New Boiler

French Railways

Size of London

List of Patent Claims

Important Items

Mechanics

Inventors, and Manufacturers

Coal of Pennsylvania

History of Reaping Machines--No. 25

Inspection of Mines in England

Work in the Country

British Railways

Forging the Eyes of Suspension Rods

Departments

  • Letters

    To Correspondents

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March 31, 1855

Confronting Common Wisdom