Volume 6, Issue 14
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Features
Stopping Trains by Electricity
Tehuantepec Survey
Shell Banks in Ohio
Rio Grande Survey
Lewistown Suspension Bridge
Currents of the Ocean
Bermuda Corals
Improvement for Working Butter
Probable Detention of Two Americans in Paraguay
Bee Hives
Gilding Solution
Wheeling Bridge Case
Discovery of Another Mammoth Cave in Indiana
Forms of Matter
Chemistry of Madder
The Voltaic Battery—Electrotype
Beautiful Varnish
Poisoned by Eating a Worm
Improvements in Printing
Prizes
Novel Boiler Feeder
Improvements in Gate Hinges
Newly Invented Gas Light—New Source of Heat and Motive Power
The Planet Saturn
Stereotyping
Copying Electric Telegraph
City Railroads
Electric Lights Again
Growth of the Human Nails
Form of the Least Resistance
Mechanical Drawing
Testing Iron Girders
Great Exhibition—English Patent Laws
The Importance of Correct Patent Specifications
Broom Machinery
Change in the Post-Office
Articles from Jerusalem to the World's Fair
Pulverized Wood for Cattle
The Steam Engine
List of Patent Claims
Standing Notice to Subscribers
To Render Cloth Incombustible
New Explosive Substance
Improvements in the Manufacture of Flax in Ireland
Poison Sausages
Mechanics
Inventors and Manufacturers