NEW INVENTIONS
Howe's Sewing Machine.
Steering Apparatus.
Electro-Magnetic Boat.
It is reported that . . .
Improvement in Boats.
Casting Iron Cannon by a Galvanic Process.
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New Shingle Machine.
Improvement in Blacksmiths Forges.
Improved Fire Engine.
A simple Cheese-Press.
Cast Iron Roofing.
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The New and Wonderful Pavement.
To render Shingles Durable.
Best Plan of a Barn.
The westfield, Mass, . . .
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Robert Fulton.
The Population of Great Britain . .
Within the last 16 years . .
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