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SA Supplements Vol 47 Issue 1222supp

SA Supplements

Volume 47, Issue 1222supp

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Features

The Latest and Largest English Express Locomotive

University of Pennsylvania Lecture Course— III

Student Life at the Close of the Middle Ages

Cagliostro's Paris House

The Progress of Submarine Navigation

Trade Suggestions from United States Consuls

Care of Asphalt Streets in Germany

Engineering Notes

Selected Formulæ

Electrical Notes

Samoa's Latest Troubles

Crime and the Weather

Ancient Glass Mirrors

The Extermination of the Mosquito

British Agriculture in 1898

The Cork Tree, Quercus Suber—Its History, Cultivation, and uses

Nicols Pike

Brown's Boiler Scaling Hammer and Firebar Inserter

Turf Briquettes in Germany

The Turgan Steam Generator

Germain's Loud Speaking Telephone

Electric Railways in Germany

Ætheric Telegraphy

W. H. Preece

Photographing Bacteria

Edmund J. Spitta

Liquid Air and Explosives

Frederichk H. McGahie

Patents!

Apparatus for Stopping Ships