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Wireless Telegraphy across the English Channel

Liquid Air and its Phenomena

By W. C. Peckham

How Cripples are Manufactured in Spain for the Parisian Market

Engines of the Steamship “Ultonia”

The Logical Arrangement of the Motive Power of Warships

By George W. Melville

The Squid in Art

Miscellaneous Notes

Engineering Notes

Selected Formulæ

The “Black Data” in Buchara

University of Pennsylvania Lecture Course. I

Life among the Crusaders

A Cradle Incubator for Newborn Infants

About Laundry Blues

How a Pope is Elected

Trade Suggestions from United States Consuls

The Fram Cream Separator



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