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SA Supplements Vol 30 Issue 782supp

SA Supplements

Volume 30, Issue 782supp

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Features

Dr. Koch's Discoveries

The Protection from Diphtheria and Tetanus by Inoculation

Improved Drain Pipe

E. Waring

The Mojave Indian Litter

Charles Albert Sewall

The Ballistic Pendulum

Steamships of the Canadian Pacific Railway Company

Cotton Flannels

New Process of obtaining Oxygen

Fritz Salomon

The Oxidation of Sulphides by means of the Electric Current

Edgar F. Smith

King's College, London

The Hazeltine Arc Lamp Carbon Shield

A Simple Watch Demagnetizer

Military Signaling

Electric Transmission of Power at Calais

The Common Walnut

Useful Engineering Books

Building Plans and Specifications

The Scientific American Supplement. Index for Vol.30

Departments

Patents- December 27, 1890