Volume 28, Issue 726supp
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Features
Apparatus for Providing a Steady Platform for Guns, Search Lights, Telescopes, Etc.
The Birmingham Compressed Air Power Supply
The Production of the Alloys of Aluminum and Silicon in the Electric Furnace (Cowles' Process)
Improved Refrigerating Machinery
Filtering Arrangement
The Manufacture of Rubber Clothing
The Construction of Balloons
Painting in Sand
The Pavilion of Paraguay at the French Exposition
The Highest Chimney in the World
The Method of Quarter Squares
Magnesium as a Reagent
International Placards at the Exposition
A Trip through the Sewer in Hamburg
Instruments for Measuring Radiant Heat
Lecture II.