Volume 92, Issue 21
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Features
Coal Supply of the Future
High Explosives on Freight Trains
Superstitions that Prevail in Rural Sections
An Oft-Repeated Question
The First Observations with “Ballons-Sondes” in America
A Method for Putting Printed Matter on Finished Lantern Slides
The Cobra
A Historical Locomotive
The Renaissance of the Bayonet
Oxygen at Home
Start of the Ocean Race
American Racing Cars for the International Cup Race
The New York Aquarium
A Novel Power Launch for Clearing Weed-Infested Waterways
BY THE ENGLISH COHRESPONDENT OF THE SCIENTIFIC AMERICAN.