SA Supplements

The New Hotel De Ville of the City of Paris

The Panama Canal

The Suez Canal

Dovetailing and Moulding Machine

The Suspension of Carriage and Car Seats

Twelve-Wheeled Freight Locomotive for the Lehigh Valley Railroad

Expansion of Iron Embedded in Brickwork

The St. Paul Roller Mill

Electrical Exposing Shutter

Phenomena of Induction

Cheap Microphone for Domestic Uses

Reaction Current of the Electric Arc

Porcelain

On The Magnetic “After-Effect”

A Blind Man's Vision

Hydrocyanic ACID

Coating Sensitive Plates

On the Condition and Characteristics of some of the Native Tribes of the Hudson's Bay Company's Territories

Thermometer Scales

Education in the United States

Thoughts on Chemical Affinity

Selwig and Lange's Improved Osmogene

Chemical Work Produced by the Battery

Hydrogen Dioxide

Coryanthes Macrantha

Feldspar

Tapioca

On Plant Drying

Plants and their Homes

Patents