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SA Supplements Vol 53 Issue 1372supp

SA Supplements

Volume 53, Issue 1372supp

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Features

From Raft to Steamship

Randolph I. Geare

Sound Signals

E. Price-Edwards

Evolution of Ships

Some Notes on Steam Turbines

F. J. Warburton

The Paris Automobile Show.–II

Tests and Constitution of Portland Cement

A. D. Elbers

More Light in the Dark Room

B. H. Wordslay

Texas Oil for Locomotive Fuel

Mounting Photographs on Glass

Lumiere Process of Color Photography

Work at World's Fair Site of St. Louis

The Pressure of Luminous Rays

Gray Hair and Emotional States; an Anthropological Note

Robert Jones

Turquoises from Ruins

The Zodiacal Light

Arthur K. Bartlett

The Max Accumulator

Fire Dangers from Electric Lights

John Loudon McAdam, the Road-Maker

Chestnut Cultivation in France

Imitative Birds

Our Coffee Industry

The Nature and Cause of Pearl Formation

Trade Suggestions from United States Consuls

Selected Formulæ

Patents!