Volume 54, Issue 1405supp
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Features
Improvements in the Methods of Quarrying Slate
Amber, the Gold of the North
The Washington Incandescent Petroleum Gas Light
The Preservation of Fruit Juices
The Peanut
The Conversion of Amorphous Carbon to Graphite
Chinese Vegetable Wax
Where do the Pins Go?
Electrolytic Refining of Copper
Electrically-Driven Pumps
Long Spans for Overhead Electric Cables
Electrical Conductivity of Certain Aluminium Alloys as Affected by Exposure to London Atmosphere
Copper-Plating Metals by the Dessolle Process
The Utilization of Wastes and By-Products in Manufactures
With Special Reference to the Decade of 1890-1900