How to Manage a Steam Engine

Blyde River Aqueduct, Transvaal

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

On the Drying of Ceramic Products

How to make a Breast Collar, Single Harness

Note on a New Triple Bunsen Burner

Schirm's New Flash Light Gallery

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

The Formation of Ozone by Electric Discharges

The Electric Decomposition of Chlorides in Solution

The Transatlantic Cable Lines

Athletic Gymnastics

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

An Experiment in Optics

The Optical Illusions and Lights at Barnum's

The Potato

The Revolution of Mercury

The Norwegian “Ski”

Transit Observations by Photography

U.S. Standard Weights and Measures

Synthesis of Indigo

The Igniting Point of Sulphur

Separation of Zinc from Nickel

Wool Wastes as Manures

New Zinc and Cadmium Salts

A Unique Archæological Relic

Building Plans and Specifications