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SA Supplements Vol 3 Issue 75supp

SA Supplements

Volume 3, Issue 75supp

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Features

Quadruple Hydraulic Punching and Shearing Machine

Influence of form on the Magnetism of Soft Iron Cylinders

The Wigzell & Halsey Machine

American Iron and Steel Works

A. L. Holley, Lenox Smith

Ancient River Channels

American Axes in England

Taylor's Plate Pickling Machines

Messrs. TAYLOR&Co., Briton Ferry, Engineers

Collier's Shaping Machine

Russian Steam Launch

The Burleigh Tunnel, Georgetown, Colorado

Annual Conversazione of the Royal Society, London

White Lead

The Attractive Force of the Atom in Combination

D. P. Blackstone

Wool Dyeing

George Jarmain

Sewage Works for small Towns

Sanitary Science

Prescriptions and Formulæ

The Norwegian Lemming and its Migrations

W. Duppa Crotch

The Phosphates

Demodex Folliculorum

Intelligence of Ants

Artificial Butter

Sugar from Corn

Valuation of Manures

How to make Bone and Horn Manure