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SA Supplements Vol 11 Issue 281supp

SA Supplements

Volume 11, Issue 281supp

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Features

Upon the Production of Sound by Radiant Energy

Alexander Graham Bell

Gray's Harmonic Telegraph System

Molecular Electro-Magnetic Induction

The Gower-Bell Telephone

The Denver and Rio Grande Railway

Magneto-Electro Induction

F. Guthrie, C. V. Boys

The Beef Juice Furor

Prof. Gamgee's New Motor—The Ammonia Engine

The Gamgee Zeromotor

Scarlet for Felts

Celerity of the New York Fire Department

Machines for Repairing Locomotives

Rice as a Brewing Material

Stray Notes on Gelatine Plates

E. Brightman

Handkerchief Extracts

Robert H. Cowdrey

On the Removal of Aqueous Vapor from the Atmosphere

J. J. Coleman

Action of Bacteria on Gases

The Chemistry of a Lump of Clay

A New Continuous Ammonia Process

The Lime-Light

T. Frederick Hardwich

Organic Carbon and Nitrogen in Water

A Simple Rapid Filtering Apparatus

Prevention of Diphtheria

Edwin R. Maxson

Prolific People

Spectrum Analysis as Applied to the Solar System

Dr. Wm. Huggins, Esq., D. C. L., LL. D . , F. R. S.

Patents