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---=:.vi'-",-. IList of Vessels…

North Dock.

South Dock

Prince of Wales Dock.

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INTRODUCTION OF PAPERHANGINBS.

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fCEENCE NOTES AND NEWS.

Ti^ CAUSE OF SLEEP.

"ELECTRIC STEEL" IN GERMANY.

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"ELECTRIC STEEL" IN GERMANY. The Heroult electric proews for th* produe tion of steel ir- now m practical operation at Remscheid Haston in Germany, and it is re- ported t the steel produced is much superiiM in many ways to that made by older methods. Steel of great purity and homogeneous quality is made from ordinary scrap-iron rubbish, melted, and then subjected to tne action of an electric oven, in which the necessary carbon, manganese, nickel and other substances requ ;a to produce steel of various qualities are added to the liquid metal. The oven has a capacity of from one and one-half td two tons, and is heated by a current of 100 volts. The new steel is said to be stronger and ixirre resistant to wear end tear than' the old-fashioned crucible steeL

MEASURING THE INFINITE

THE ORIGIN OF GUNPOWDER.,

FACTS ABOUT BUILDING STONl.