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SA Supplements Vol 11 Issue 283supp

SA Supplements

Volume 11, Issue 283supp

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Features

Recent Decisions Relating to Patents

Chaudiere Bridge, Ottawa

Furnaces for Destroying the Refuse of Cities

On the Stability of Certain Merchant Ships

Air Regulator for the Air-Chambers of Pumps

Improved Canal Dredger

Aerial Navigation and its Possibility

Tim. Choinski

Apparatus for Conditioning Fibrous Materials

The Stevens Institute of Technology, Hoboken, N. J.—Opening of the New Workshop

The Future Development of Electrical Appliances

John Perry

Boston Artesian Well

Lake Tanganyika

How is Petroleum to be Examined?

F. Skalweit

The Theory of the Photophone

How we are Poisoned

On Ozone

On Nitrification

The Action of Certain Organic Substances upon the Rose Color Produced by the Solution of Platinic Iodide in Potassic Iodide

Frederick Field

Micropathy

Jno. W. Maclean

On the Attenuation of the Virus of Chicken Cholera

L. Pasteur

A Curious Result of Mental Derangement

The Ferns of the Pacific Coast

The Grass Crop