Volume 54, Issue 1395supp
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Features
Italian Bell-Towers
Progress of United States in Material Industries
The World's Debt Increases
Toads in Folklore
Why Automobiles are Unpopular in Morocco
Samsons of the Keyboard
A Simple. form of Fuel Calorimeter
Return Steam Trap
A Novel Sparking Plug
The Inherent Nature of Coherers
The Electric Anemoscope
Cotton Mills of the South
Contemporary Electrical Science
Calcium Carbide from Non-Electric Furnaces
New Method of Manipulating Liquefied Gases in Sealed Tubes
Abrasive Metals
New Compound of Vanadium by Electric Furnaces
The Belgian-Ougree Blast Furnaces and Steel Works and Modern Electrically-Operated Plant
Some uses of Electrical Pumping Machinery
Progress of the Year in Astronomy
Foucault's Pendulum at the Pantheon
The Roland Pillars
El Gran Chaco
A Review of the Existing Methods of Cultivating Anaerobic Bacteria
Beplacement of Air by Inert Gases