Scientific American Magazine Vol 9 Issue 30

Scientific American Magazine

Volume 9, Issue 30

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Features

Hall's Telegraph Clock

The Courage of Science

Steamboat Disasters

Another Asteroid

Commissioner of Patent's Report for 1853

Maine Mechanics Association

Great Belting

List of Patent Claims

A Monument to Watt

Gutta Percha Tubing and Hollow Ware

Sewing Machine--Important Patent Case

Reaping and Mowing Machines

Float Protector in Steam Boilers

Improved Cotton Gin

The Patent Office Report

Good Common Roads

Premium Bank Bills

Indestructible Water Pipe

An Apology

Danger of Painted Pails

Water Wheels--The Turbine--Article 2

Observation and Inquiry

To Correspondents

Meteorological Calculations

Lowell Spindles