Volume 66, Issue 1718supp
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Features
Pottery Products of the United States
Color Analysis of Illuminants
Brazing Cast Iron and other Metals
The Lodge “B” Spark High-Tension Ignition
A New Type of Ignition Syatem
Low Temperature
Its Mechanical Production
Radium in Rocrs and in the Ocean
A New Geological Theory.
Liquid Crystals and Solid Solutions
Casting Pipes in Permanent Molds
A New Process of Manufacture
Economy of a Self-Contained Engine and Boiler
Laws of Flight
The City of Lyons's New Current Supply
Facing Sands and Their Use
Variations in Faces and How to Obtain Them
American Petroleum-One of our Best Assets
A Kerosene Motor Barge
A New Craft for Canals by Our English Correspondent
The Scientific Study of Heredity
The Skin Moult of a Caterpillar
The Changes From Caterpillar To Moth
Recent Astronomical Research
A Record of Recent Progress