The Progress of Invention in the Nineteenth Century.

by Edward W. Byrn

Please see the [Transcriber’s Notes] at the end of this document.

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STEAM AND ELECTRICITY.
The 70,000 Horse-Power Station of the Metropolitan Street Railway, New York.

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THE PROGRESS
OF
INVENTION
IN THE
NINETEENTH CENTURY

BY
EDWARD W. BYRN, A.M.

““Δός που στω, και την γην κινἡσω.””
(Give me where to stand, and I’ll move the earth.)

—Archimedes.

MUNN & CO., Publishers
SCIENTIFIC AMERICAN OFFICE
361 BROADWAY, NEW YORK 1900