SA Supplements Vol 47 Issue 1204supp

SA Supplements

Volume 47, Issue 1204supp

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Features

The Beginnings of Plastic Art in Europe

The Mineral Resources of Cuba

Raimundo Cabrera

A New Fruit

How to Identify Precious Stones

Leopold Claremont

A New Gold Region

The Technical Schools of Germany

Methods of Preparing Rubber

R. H. Biffen

Development of Negatives in the Open Air

Galvanic Deposits on Non-Conductors

Work on the Buildings of the Exposition of 1900

Speed Records of United States Torpedo Boats

Electrical Notes

Selected Formulæ

Engineering Notes

X-Rays in the Army

H. Lyman Sayen

The Barber Shop as a Menace to Health

A. Walter Suiter

Engines of H. M. S “Diadem.”

The Supply and Waste of Shipping

The Diamond Saw

Acetylene

Vivian B. Lewes

Patents!

A Curious Profession