SA Supplements

April 1890

Volume 29, Issue 747supp

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Features

Blyde River Aqueduct, Transvaal

How to Manage a Steam Engine

J. C. S.

Compressed air Tramcar Propulsion

Manufacture of Tapestry, Brussels, Plush or Pile, and Similar Fabrics

Chicago Water Supply

The New Tunnel Under Lake Michigan, Four Miles in Length

How to make a Breast Collar, Single Harness

On the Drying of Ceramic Products

Note on a New Triple Bunsen Burner

F. W. Branson

The Path of the Point of Contact of the Teeth of Gear Wheels

W.F. Durand

Schirm's New Flash Light Gallery

H.W. Vogel

The Formation of Ozone by Electric Discharges

The Electric Decomposition of Chlorides in Solution

The Transatlantic Cable Lines

Menthol in Acute Rhinitis, Influenza, and other Affections of the Nose and Throat

Athletic Gymnastics

An Experiment in Optics

The Optical Illusions and Lights at Barnum's

The Potato

The Revolution of Mercury

Transit Observations by Photography

Willard Gerrish

The Norwegian “Ski”

Synthesis of Indigo

U.S. Standard Weights and Measures

Separation of Zinc from Nickel

H. Alt, J. Schulze

Wool Wastes as Manures

New Zinc and Cadmium Salts

The Igniting Point of Sulphur

Rutherford Hill