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SA Supplements Vol 11 Issue 265supp

SA Supplements

Volume 11, Issue 265supp

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Features

Decisions Relating to Patents

Improved Portable Compound Engine

America's Coal Supply

Progress of Engineering in America

The New Overland Route

Gas Motors

Blowers, or Outbursts of Gas

W. Purdy

Improved Steam Hammer

Improvement in Winding Machines

Jack-Screws for Raising Rails

The Melbourne Exhibition

Macadam Vs. Cedar Block

Machinery Steel

Uninflammable Tissues

Brewing in Austria

Frosts and Autumnal Tints

Placing the Cap- Stone upon the Finial of the South Tower of the Cathedral in Cologne

Cooking by Hot Water

Manufacture of Spot Yarns

G. A. J. Schott

Labels, Tablets, or Sheets for Advertising, Etc

A. McCaw, J. Stevenson, J. P. Orr

Apparatus for Manufacturing Celluloid

Electric Lighting

Fast Speed Working on Cables

On a Septum Permeable to Water, and Impermeable to Air, With Application to a Navigational Depth Gauge

Deprez's Current Measurer

Printing Music by Electricity

H. Y Dickinson

Electro-Chemical Analysis of Metals

Lead–How to Coat Articles Therewith— the Galenizing Process

Soap in Pomades

A New Process for the Metallurgic Treatment of Complex Ores Containing Zinc.*

Edward A. Parnell

What Determines the Sex of Children?

Synthesis of Alcohol

Manufacture of Soda

C. A. de la Martelli*amp*eacute;re

Flaying of the Vocal Cords

Carlo Labus, Charles E. Sajous

Cold as a Cause of Deafness

Silkworms and Forest Trees

The Story-of a Plant

The Destruction of our Forests

Prehistoric Men

The Origin of Anthracite

Hearing Noises Taking Place on the Sun

The Scientific American Supplement

Corn Sugar

A Successful African Expedition