SA Supplements Vol 85 Issue 2194supp

SA Supplements

Volume 85, Issue 2194supp

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Features

Pulverized Coal as a Fuel

A System that Promotes Efficiency and Conservation of Supplies

Henry G. Barnhurst

The Local Gods of Egypt

Metal Coloring

Increasing T.N.T. Supplies

The Emu in Captivity

Peculiar Habits That Make Breeding Difficult

Lee S. Crandall

Protective Treatment against Typhoid in the French Armies

Fumigation as a Disinfecting Agency

C. T. Kingzett, H. F. Bottomley, J. E. Brimley

Acid Economy in Metal Industries

Glass Vessels and Organic Researches

Some Points in Photo-Copying

Poultry Culture-Home Production

The Economical Purchase and use of Coal for Heating Homes with Special Reference to Conditions in Illinois

Hardness of Metals

Recognition among Insects

Bringing Ships from the Great Lakes to the Atlantic

Vessels Cut in Two to Enable Them to Pass Canal Locks

Encouraging the Salmon in Alaska

Structure of Metallic Coatings Prepared by the Spraying Method

The Virgin Islands of Great Britain

History, Character and Archeology of a Little-Known Group

Theodoor de Booy

Salt-Cake and Soda-Ash in the Glass Industry

Tractive Effort and Horse-Power of Locomotives

Varying Position of the Observer of the Heavens

Notes to Assist him to Realize the Direction he May be Looking

Frederic R. Honey

Repair of Concrete Pavements

A. H. Hinkle

Acid-Proof Alloys

The Biological Aspects of Warfare—II

Instincts and Restraints That Affect Human Relations

Harry Campbell

The Efficiency of Man

The Uniflow Engine

H. W. Morley

Departments

Correspondence- January 19, 1918