SA Supplements Vol 55 Issue 1416supp

SA Supplements

Volume 55, Issue 1416supp

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Features

Electric Traction at the Cape

Telephones in Engine Cabs

Electricity in Modern Railmaking

Contemporary Electrical Science

Anti-Friction Bearings

Henry R. Lordly

An Automatic Calculating Machine

The History of the Slide Rest

A Mechanical Cashier

The Water Supply of London.—I

The English Correspondent of the Scientific American

A Proposed Soudan Railroad

The Joint Transmission of Differing Currents

Frederick Bedell

The Glass Pedestals of Cleopatra's Needles

Platinum Extraction in the Ural Region

Progress of the Beet-Sugar Industry in the United States

Charles F. Saylor

The Universe as an Organism

S. Newcomb

The Crocodile in Ancient Egypt

Origin of Pearls

The Teredo

Trade Notes and Recipes

The Oil-Palm of West Africa

Selected Formulæ

Trade Suggestions from United States Consuls

The Tonge Hydraulic Mining Cartridge

New use for Carborundum

Patents!

Canada's Oil Field