SA Supplements

The Railway Tunnel between France and England

Ballooning across the Channel

Tan-Bark Pressing Machine

New Stive Room

The “Tourbillon” Wind Motor

Improved Rigging Machine

Oil Tank Fires from Lightning, and Suggestions for their Prevention

The San Jose Electric Light Tower

Keyless Watches

Mining and Industrial Exposition at Denver

Englethwaite, near Carlisle

Solidification by Pressure

Practical Hints on the Manufacture of Gelatine Emulsions and Plates for Photographic Purposes

Beer Analysis

Solids, Liquids, and Gases

Some of the Industrial uses of the Calcium Compounds

Gas for Lighthouse Signals

Chlorate of Potash, Binoxide of Manganese, Etc.

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

On the Manufacture of Chloride of Sulphur

Treatment of Ammoniacal Water

The Estimation of Sulphureted Hydrogen and Carbonic Acid in Coal Gas

Rosa Gallica in Pharmacy

The Physiognomy of Consumption

The Adulteration of Drugs in America

St. Vitus's Dance and Sensitive Plants

Fondeur's Improved Plows

A Propagating Box

Comets

An Anthropomorphous Lemur

Russian Hills of Petroleum

Champlain's Bearded Wheat

The California Oil Field

Patents