SA Supplements

The Soldier's Return.—by Robert Diez

Pulp Manufacture from Wood in Germany

Intensification—Weak and Strong

The Value of Oil as Fuel

Indigo Culture in China

British and American Cottons in China

Improvement in the Manufacture of Phosphorus

Mr. Flinders Petrie's Discoveries in Egypt

Modification of Harcourt's Color Test

The Forth Bridge

The Steam Launch Deva

Improved Elevator Ferry Boat

Dynamo Current Interferences with Telephone Systems, and Means of Relief

Specification of Wiring

Method of Depositing the Heavy Metals

The Specific Gravity of Gas

Apparatus for Fractional Distillation in Vacuum

A Process for Separating and Determining Zinc

Maps and Views of Mars

The Eruption of Bantaisan, Japan

Ancient Roman Baths at Bath, England

A History of the August Meteors

Useful Engineering Books

Respiration

Building Plans and Specifications

A New Catalogue of Valuable Papers

Patents - October 13, 1888