SA Supplements Vol 17 Issue 435supp

SA Supplements

Volume 17, Issue 435supp

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Features

Dubois & Francois's Machine for Compressing Air

Improved Crank Pin Machine

On the Forging and Finishing of Marine Crank-Shafts

An Improved Ash-Hoist for Steamships

The Tower Spherical Engine

Dreyer, Rosenkranz, and Droop's Water Meter

Improved Carbon Filter

The St. Gothard Railroad

Improved Handkerchief Motion for Looms

Crefeld Technical School

Potassium and its uses in the Arts

The Production of Ammonia by the Action of Free Hydrogen on Nitrogenous Compounds

R. Tervet

The Boar Hunter

Clothing in its Relation to Health

Dr. Gustav Jaeger

Diphtheria

Silvanus Thompson's Telephonic Apparatus

Saint-Ange Daville's Voting Machine

Glasgow Botanic Garden

The Larch Worm

The New Bogosloff Volcano in Bering Sea

Length of Time During Which Aerolites are Visible

Secular Increase of the Earth's Mass

Alexander Winchell

The Sun Glow

Submarine Telegraph Communication to Light Ships

Mineral Resources of the United States

ABSTRACT No. 1. COAL

Albert Williams

Departments

Patents - May 3, 1884