An Electric Crane

Dr. Auer's New Incandescent Gas-Burner

Theatrical Mechanism

Hall's Ozone Machine

Photographic Reproduction of the Luminous Effects of Electricity without the Use of Ordinary Photographic Apparatus

Job's Conundrum

A Lecture on Water-Sanitation

Machine for Dyeing Yarn in Skeins

A New Form of Barometer

Tunnel for Foot Passengers in Stockholm

The Invention of Machines

Experiments against Armored Turrets

Artesian Wells

Requisite and Qualifying Conditions of Artesian Wells *

Edward Atkinson on ' the Eight Hour Question

Pneumatic Disposal of Sewage

Combustion of Cyanogen

The Solubility of Sulphur in Alcohol

New, Easy, Rapid, and Painless Method of Reduction of Dislocations of the Shoulder, Without an Anesthetic

The Principles of Cerebral Surgery

Face “Worms”

The Flowering of Cycads

Sheep