Volume 85, Issue 10
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Features
The Design of Propellers
Marconi Telegraphs on the British Fleet
Some Chemical Mysteries
Pan-American Meeting of the American Institute of Electrical Engineers
Extermination of the Mosquito
A Laboratory Apparatus for Liquefying Gases
A Simple Home-Made Lathe
The Manufacture of Matches
Distribution of Combined Electrical Energy
New 5-Inch Segmental Wire-Wound Gun for the United States Army
The Willis Avenue Bridge Over the Harlem River
How Money is Made
The Wreck of the Santos-Dumont Balloon
Business and Personal Wants
READ THIS COLUMN CAREFULLY, You will find inquiries for certain classes of articles numbered in consecutive order. If you manufacture these goods write us at once and we will send you the name and address of the party desiring the information. In every case it is necessary to give the number of the inquiry. MUNN & CO.