Features
Instrument for Curing Deafness
Improved Grain Separator
Half Bricks
Spinning Zinc
Immense Steamship
Putrifaction of Fish by Moonlight
To Detect Cotton in Woolen or Silken Fabrics
Electricity as a Motor
Trial of Reapers
Governor's of Engines
Parker's Water Wheel
Another American Yacht Victory
The Steamer Wm. Norris
Another Gas Explosion
Steamships Beaten by Clippers
India Rubber Patent Case
Zinc Applied to Ship-Building
Crystal Palace--Report of the Directors
Guano from Sea Weed
List of Patent Claims
Improved Slotting Machine
Locomotives for Steep Inclines
Improved Temple for Looms
Card Grinder
Improved Cannon
Improved Water Closet
A New Fire-Arm
Cementing Leather Belts
Improved Car Axle
Screw Cutting Machinery
Planing Machines--Interesting Patent Decision
Pure and Impure Gas
Fire-Proof Buildings for Places of Public Amusement
Ointment for Chilblains
The Late Telegraph Decision
American Scientific Literature
Sewing Machine Controversy
Bituminous Coal for Locomotives
Reaping Machines--Who was the Inventor?
Trial Trip of the Ericsson
Characteristics of Gold, and the Manner of Distinguishing it when Found
Soap Moulds for Die Sinking
To Correspondents
Cure for Corns
Davidson's Process of Rendering Fetid Whale Oil Inodorous
Mechanics
Manufacturers and Inventors
