Volume 12, Issue 44
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Features
New Printing Press
The Benefits of Machinery
Chloroform in Seasickness
Eggs for Burns
Natural Self-Printing
Objections to Hollow Walls
Lemon Juice in Dropsy
Lime in the Eye
Fish and Flesh as Food
Patent Case
New Protector for Firemen
Use of Gold
Day's Boiler Guard
American Iron Steamer
Our Lake Superior Copper Mines
To Dissect the Atmosphere
Volatile Gold-Deficit at a Mint
Separating Bran From Starch
The Patent Office Records and Patent Claims
Artificial Propagation of Fish
Cambridge Professors and the Spiritualists
Virginia Mechanics' Institute
Stopping Table Turning
Preparations for Laying the Atlantic Telegraph Cable
Care of China and Glass
Correspondents
Important Item
Lead Mines in Newfoundland
The Power of Wind
Adjustable Screw Propeller
Mechanics
Inventors and Manufacturers