Volume 12, Issue 43
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Features
Improved Roller Gin
Nature the Teacher
Enormous Gold Boulder Found
Antidote to Mosquitoes
List of Patent Claims
Ants.--Their Senses and Habits
Preserving Meat and Fish with Pyroligneous Acid
New Motive Agent
Preserving American Grain
Notes on Science and Foreign Inventions
New Leveling Scraper
The Longest Iron Viaduct in the World
Ports of Steam Engines
Stephens' Lathe for Jewelers
The American Nautilus in England
American Wines
Strychnine and Hogs
Iron Improvements.--Kelly Versus Bessemer
American Steam Plowing
A Great Engineers' Institution
American Telegraphers
A Runaway River--A Deserted Town
Enlightened Cities
Copper
Hoop Skirts and Umbrellas
East India Cotton for America
Applying the Waste Heat of Blast Furnaces to Generate Steam
Hungary Water
English Railroad Accomodations
Correspondents
American Salt
The Divining Rod a Deception
Experiments with Breech Loading Rifles
Tanning Cotton and Wheel Hubs
Gibbs' Universal Adjustable Clamp
Mechanics
Inventors, and Manufacturers