SA Supplements Vol 40 Issue 1019supp

SA Supplements

Volume 40, Issue 1019supp

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Features

Military Gymnastics

The Intercontinental Railway Commission

E. Z. Steever

Detroit River Dredging—Large Bowlders

The Seacoast Guns of the United States Service

Vestibule Equipment

A Line of Twenty-Eight Inch Cast-Iron Submerged Pipes across the Willamette River, at Portland, Ore

Franklin Riffle, Albert S. Riffle

Rustless Coatings for Iron and Steel

Paints : Of what Composed, how Destroyed. Classification as True Pigments and Inert Substances, Adulterants, Etc

M. P. Wood

The Development of the Experimental Study of Heat Engines

Molten Metal by Railway

Improved Oil Filter

Treatment of Roasted Gold Ores by means of Bromine

The Tin Plate Industry in the United States

Quicksilver Ores at Guadalcazar, Mexico

W. H. Rundall

Water for Photography

Duncan Moore

Orthochromatic Photography

Popular Errors about Electricity

C. C. Haskins

The Functions of the Hairs of Plants

J. Pentland-Smith

The Depths of Space

Robert S. Ball

Patents!

The Electric Light Bug

Prevention of Potato Disease