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Features

The Guernsey

Growing Power of the United States

Cambodian Antiquities

The Preparation of Sirups

Long Reigns

The Manufacture of Cement at Folkestone

The Panama Canal

By Manuel Eissler

The Expansion of Rails

Philadelphia and Long Branch Railway

By C. S. D*amp*apos;Invilliers

Harlem River Bridge

Observations on Masonry Bridges

Brickwork under Water-Pressure

By D. McN. Stautfer

Automatic Fire Extinguisher and Alarm

Dunand's Speaking Condensers and Micro Telephone Stations

Siemens' Improved Intensive Gas Burners

Application of the Electric Light to Submarine Constructions

By C. C. Soulages

Applications of the Principle of the Phonodynamograph

By William B. Cooper

The Flight of Birds

Experiments on Radiant Heat

Pianograph-Metronome

Distribution of Dark Heat

Relation of Experimental Physiology to Practical Medicine

By G. F. Yeo

Roasting Zinc Blende and Neutralizing the Gases by Means of Solution of Calcium Sulphide

By Kosmann

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Scientific American Supplements Volume 14, Issue 350supp

Complex Causes. Alternative Solutions.