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Improved Sewing Machine, Improved-Hand Saw-Mill

Polytechnic Association of the American Institute

The Foot Lathe

United States Naval Observatory

Opinions of the Press

Recent American Patents

Hall's Spinning Rollers

Perrine's Water Elevator

Five Hundred Dollars Reward for a Varnish

The Difference Between Distilled and Fermented Liquors

The Lord Clyde--English Iron-Clads

Professor Chandler on Boiler Incrustation

Patent Claims

Issued from the United States Patent-Office

Patent-Office Decisions

Best Mode of Introducing Inventions

Patent Agency Office


  • Departments


  • Notes and Queries

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January 01, 1866

Science for the Modern World