Volume 10, Issue 42
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Features
List of Patent Claims
Coal of the Ohio Valley
Report on Steam Boilers--Scales
Southern Copper Ore
European Inventions, Discoveries, &C
Variation of the Magnetic Needle
Wire Dish Covers
Apparatus for Testing the Strength of Materials
A Schooner Heating the Steamers
The Ericsson
Horace Greeley and His Accuser in Paris
A New Propeller
Great Trial of Mowing Machines
Bisulphuret of Carbon as a Motive Agent
Wood Bearings for Screw Shafts
Great Traveling
Third Exhibition of the Kentucky Mechanics' Institute
Tribute of Praise to the Commissioner of Patents
The Length of Human Life
Education and the Laws of Health
New Artificial Stone
An American Mechanic in Charge of the British Armory
Sea Island Cotton in Texas
Statistics of Lowell Manufacture
The Usefulness of Toads
Paris Exhibition, &C
The Reptiles of Texas
The Olive Tree in the South
Important Items
Application of Essence of Coal as a Substitute for Oil of Turpentine
Yeast for Putrid Sore Throat
Mechanics
Inventors, and Manufacturers