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Hall's Telegraph Clock

The Courage of Science

Another Asteroid

Steamboat Disasters

Commissioner of Patent's Report for 1853

Maine Mechanics Association

A Monument to Watt

List of Patent Claims

Great Belting

Gutta Percha Tubing and Hollow Ware

Improved Cotton Gin

Float Protector in Steam Boilers

Reaping and Mowing Machines

Sewing Machine--Important Patent Case

The Patent Office Report

Indestructible Water Pipe

Premium Bank Bills

Good Common Roads

An Apology

Danger of Painted Pails

Observation and Inquiry

Water Wheels--The Turbine--Article 2

To Correspondents

Meteorological Calculations

Lowell Spindles


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