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Improved Feed-Water Heater

Heat and Force of the Solar System

Polytechnic Association of the American Institute

The Linen Manufacture in Ireland

Tinning Sheet Iron

The Manufacture of Starch

Seasoning and Drying Lumber and Timber

Turning Tools

Valuable Practical Recipes

Market for the Month

Recent American Patents

Chittenden's Horseshoe

Employment for Disabled Soldiers

Amendment to the Patent Laws -- Important to Patentees

Hot Bearings

Are Bank Deposits Currency?

Corn Husk for Paper Stock

Dry Printing

Invention Perpetual


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  • Patents

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February 04, 1865

20% Sitewide for President's Day