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Improved Knife Cleaner

Polytechnic Association of the American Institute

Prof. Rankine on the Density of Steam

Improved Method of Staking and Improvment in Curing Hops

Recent American Patents

Turning Tools

How Milk is Condensed

Anchor Ice

Cadwell's Phosphate Distributer

Defective Iron Castings

Publishing Information of Government Works

Polishing Linen Thread

Petroleum and Asphaltum

Grove on Heat

Patent Claims

Beecher's Veneer Fruit Basket


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January 21, 1865

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