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Features

Growing Power of the United States

The Guernsey

Long Reigns

Cambodian Antiquities

The Preparation of Sirups

The Manufacture of Cement at Folkestone

The Panama Canal

By Manuel Eissler

Philadelphia and Long Branch Railway

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

The Expansion of Rails

Harlem River Bridge

Brickwork under Water-Pressure

By D. McN. Stautfer

Observations on Masonry Bridges

Automatic Fire Extinguisher and Alarm

Dunand's Speaking Condensers and Micro Telephone Stations

Siemens' Improved Intensive Gas Burners

Applications of the Principle of the Phonodynamograph

By William B. Cooper

Application of the Electric Light to Submarine Constructions

By C. C. Soulages

Experiments on Radiant Heat

The Flight of Birds

Pianograph-Metronome

Relation of Experimental Physiology to Practical Medicine

By G. F. Yeo

Distribution of Dark Heat

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

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