Volume 63, Issue 1623supp
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Features
The Preservation of Eggs
The Installation and Adjustment of a 100-Mile Wireless Telegraph Set.—III
An Historical Account of the Eolipile; An Ancient Steam Generator
The Chatter of the Tool
Philippine Forests
Gear-Cutting Machines
Early Vicissitudes of Engineering
A Novel Engineering Achievement—Burying a River to a Depth of 120 Feet
By the English Correspondent of Scientific American
Practical Hints for Concrete Constructors
New Incandescent Electric Lamps.—III
Comparative Efficiency of the Different Systems of Illumination