SA Supplements

September 1889

Volume 28, Issue 717supp

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Features

Crank and Screw Shafts of the Mercantile Marine

G. W. Manuel

Forging a Propeller Shaft

The Naval Forges and Steel Works at St. Chamond

Experimental Aid in the Design of High Speed Steamships

D. P.

The Ship in the New French Ballet of the “Tempest”

The Girard Hydraulic Railway

Quartz Fibers

Nature, Composition, and Treatment of Animal and Vegetable Fabrics

The Production of Ammonia from Coal

Ludwig Mond

Alkali Manufactories

The Fuels of the Future

Electric Motor for Alternating Currents

The Electric Age

Charles Carleton Coffin

Early Electric Lighting

Portable Electric Light

The Modern Theory of Light

Oliver Lodge

On Purification of Air by Ozone—with an Account of a New Method

B. W. Richardson

Heat in Man

Dried Wine Grapes

Preservation of Spiders for the Cabinet

Walnut Oil

Thomas T. P. Bruce Warren

The Pyro Developer with Metabisulphite of Potash

J. M. Eder