The Hydromotor

Mr. Le Van on the Gaffney Boiler Explosion

Our Progress in Mechanical Engineering

Steam Wagons

The Kidder Printing Press

The Telelogue

Capt. Gaumet's New Apparatus For Optical Telegraphy

Improved Expansible Pulley

New Astatic Galvanometer

Eastgate House, Rochester

The Electric Discharge through Colza Oil

The New Buildings for the Medical Department of the University of Halle A. S., Germany

Flexibility of Marble

Opium Smoking in America

Soap and its Manufacture from a Consumer's Point of View

The Fuegians at the Jardin D'Acclimatation, Paris

Ozone the Cause of Phosphorescence

Paraffin to Preserve Eggs

The Essential Oil of Ginger

A Natural Wood Preservative

The Philosophy of Insanity

The Disposal of House Drainage

Borate of Quinoidine

Plows and Plowing

What is Good Plowing?

Coffee

Insecticides

Durability of Redwood

Profits of Fruits and Vegetables Grown in Florida

Floors for Horse Stables

Mildews and Moulds

St. Helena as a Call Port