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SA Supplements Vol 53 Issue 1369supp

SA Supplements

Volume 53, Issue 1369supp

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Features

The Stratifications of Hydrogen

William Crookes

The Victor Hugo Centenary

A new Carbureter

The new Bermuda Floating Dock

Mine Explosions

Contemporary Electrical Science

Time Required to Extract Precious Metals

A bit of the “Ancient” History of the Isthmian Canal Problem

John Meikle

Use of Eyeglasses in the Army

Iron and Steel Exports

The Prince Regent Theater, Munich

The Siegfried Performance in Paris

Danish West Indies

On the Cheapest form of Light.—From Studies at the Allegheny Observatory

S. P. Langley, F. W. Very

Choice of Phosphatic Fertilizers

Calochortus

The Modern Walls of Jerusalem

The Padlocks of Indian Chests

The Hands of the Aye-Aye

The Eastern Interior Coal Fields

Trade Suggestions from United States Consuls

Patents

Selected Formulæ