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The Soldier's Return.—by Robert Diez

Intensification—Weak and Strong

Pulp Manufacture from Wood in Germany

British and American Cottons in China

Indigo Culture in China

The Value of Oil as Fuel

Improvement in the Manufacture of Phosphorus

Mr. Flinders Petrie's Discoveries in Egypt

Modification of Harcourt's Color Test

By William G. Hicks

The Forth Bridge

By F. E. Cooper

The Steam Launch Deva

Improved Elevator Ferry Boat

Dynamo Current Interferences with Telephone Systems, and Means of Relief

By C. E. Mccluer

Specification of Wiring

Method of Depositing the Heavy Metals

The Specific Gravity of Gas

A Process for Separating and Determining Zinc

By J. Riban

Apparatus for Fractional Distillation in Vacuum

By Spencer B. Newbury

Maps and Views of Mars

By R. A. Proctor

The Eruption of Bantaisan, Japan

A History of the August Meteors

Ancient Roman Baths at Bath, England

Building Plans and Specifications

A New Catalogue of Valuable Papers


Useful Engineering Books


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    Patents - October 13, 1888

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