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Barker's Amalgamator

Printing in Colors

Our Special Correspondence - February 11, 1860

Polytechnic Association of the American Institute

Cultivation of Zante Currants, Cork and Raisins in California

Horse-Power of Boilers

Sewing by Artificial Light

City Nuisances--Reforms Required

Life-Saving Agencies for Shipping

Discorea Batatas in England

37,500 Saved to Inventors in One Year

Alleged Yankee Swindles

Lucifer Matches

Underground Ditches

Boiler Incrustations

The Mineral Wealth of Great Britain for 1858

Large Steel Fire Bell for San Francisco

The Imperial Stables at Paris

A Column of Varieties

Artificial Manufacture of Ice

Visit to a Cotton Plantation

Cincinnati Patent Law Case

Improved Wrench - February 11, 1860

Removal of Carbon from Retorts

To Inventors and Patentees - February 11, 1860

Improved Blind-Wiring Machine

Defective Public Buildings

Patent Office Reports

Foreign News and Markets - February 11, 1860

Public Art Museums

The Steamer Seth Grosvenor

Patent Extension Case

Singer's Improved Hose Coupling

Effect of Food upon Respiration

New York Markets - February 11, 1860

Weekly Summary of Inventions - February 11, 1860

Patent Claims - February 11, 1860

Hints to our Readers

Improved Gridiron

Solid Emery Vulcanite

Improved Marine Locomotive - February 11, 1860

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    Notes and Queries - February 11, 1860

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February 11, 1860

Help Us Reforest the Mississippi River Valley